Match the following.
Drag the terms on the left to the appropriate blanks on the right. Note: not all labels will be used.
ΔG>0, ΔG<ΔG∘, equilibrium, K=0, ΔG>ΔG∘, standard state, ΔG<0
1. Q > K -
2. Q > 1 -
3. Q = 1 -
4. Q < K -
5. Q = K -
6. Q < 1 -

Answers

Answer 1

a. ΔG>0 - 4. Q < K - This match indicates that if the change in Gibbs free energy (ΔG) for a reaction is greater than zero, it implies that the reaction is not at equilibrium.

a. ΔG>0 - 4. Q < K

b. ΔG<ΔG∘ - 1. Q > K

c. equilibrium - 5. Q = K

d. K=0 - Not applicable

e. ΔG>ΔG∘ - 2. Q > 1

f. standard state - Not applicable

g. ΔG<0 - 6. Q < 1

a. ΔG>0 - 4. Q < K

This match indicates that if the change in Gibbs free energy (ΔG) for a reaction is greater than zero, it implies that the reaction is not at equilibrium. In terms of the reaction quotient (Q) and the equilibrium constant (K), if Q is less than K, it means the reaction is not yet at equilibrium. This is because the ratio of the concentrations of the reactants and products, as represented by Q, is smaller than the equilibrium constant K, indicating that the reaction has not reached a state of equilibrium.

b. ΔG<ΔG∘ - 1. Q > K

When the change in Gibbs free energy (ΔG) for a reaction is less than the standard Gibbs free energy change (ΔG∘), it implies that the reaction is spontaneous in the forward direction. In terms of Q and K, if Q is greater than K, it means that the reaction has proceeded further than the equilibrium position, indicating that the reaction is spontaneous in the forward direction.

c. equilibrium - 5. Q = K

At equilibrium, the reaction quotient (Q) is equal to the equilibrium constant (K). This means that the concentrations of the reactants and products in the reaction have reached a balance, and there is no net change in the system over time.

d. K=0 - Not applicable

This label does not have a corresponding match. K=0 would indicate that the equilibrium constant is zero, which is not a valid scenario as equilibrium constants are always positive values.

e. ΔG>ΔG∘ - 2. Q > 1

When the change in Gibbs free energy (ΔG) for a reaction is greater than the standard Gibbs free energy change (ΔG∘), it indicates that the reaction is non-spontaneous in the forward direction. In terms of Q and K, if Q is greater than 1, it means that the reaction has proceeded further in the forward direction than it would be at equilibrium, indicating that the reaction is non-spontaneous in the forward direction.

f. standard state - Not applicable

This label does not have a corresponding match in the given options.

g. ΔG<0 - 6. Q < 1

If the change in Gibbs free energy (ΔG) for a reaction is less than zero, it implies that the reaction is spontaneous in the forward direction. In terms of Q and K, if Q is less than 1, it means that the reaction has not proceeded as far as it would be at equilibrium, indicating that the reaction is spontaneous in the forward direction.

The correct question is:

Match the following (a-g with 1.-6).  Note: not all labels will be used.

a. ΔG>0,

b. ΔG<ΔG∘

c. equilibrium

d. K=0

e. ΔG>ΔG∘

f. standard state

g. ΔG<0

1. Q > K

2. Q > 1

3. Q = 1

4. Q < K

5. Q = K

6. Q < 1

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Related Questions

Which of the following does not cause water pollution?
A
Domestic Waste
B
Insecticides and Herbicides
C
Heavy Metals
D
Dissolved Oxygen

Answers

Dissolved Oxygen (option D) does not cause water pollution. It is an essential component of water quality and supports aquatic life.

Water pollution refers to the contamination of water bodies, such as rivers, lakes, and oceans, by harmful substances. While all the options listed are associated with water quality, the one that does not cause water pollution is Dissolved Oxygen (option D).

Dissolved Oxygen refers to the presence of oxygen molecules dissolved in water. It is crucial for the survival of aquatic organisms, as they rely on it for respiration. Adequate levels of dissolved oxygen support healthy ecosystems and biodiversity in aquatic environments.

On the other hand, the remaining options, namely Domestic Waste (option A), Insecticides and Herbicides (option B), and Heavy Metals (option C), can contribute to water pollution. Domestic waste may contain organic matter, pathogens, and chemicals that can contaminate water sources. Insecticides and herbicides are chemical substances used to control pests and weeds, and their runoff into water bodies can harm aquatic organisms. Heavy metals, such as mercury, lead, and cadmium, can accumulate in water and have toxic effects on aquatic life.

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If you initially have a gas with a pressure of 0.950 atm and a temperature of 35 °C and you heat it to 65 °C, what is the new pressure if volume and moles are held constant? (P2 = 1.04 atm)

Answers

Explanation:

fgIf the piston moves so as to increase the pressure of the gas to 2.94 atm, ... new volume of the cylinder? ... A gas has a pressure of 699.0 mm Hg at 40.0°C. What is the temperature (in C) ...

Why are different detergents made for cleaning different surfaces and how their chemical structure/composition affects this?

Answers

Answer: This is because of the different chemical composition of the types of detergents affects their cleansing actions.

Explanation:

Detergent means any substance which has the ability to clean an object. This includes soaps, soap powers and dish washing liquids as well as water. Detergents fall into two main types

--> Soapy detergents and

--> Soapless detergents

Soapy detergents are sodium salts of fatty acids. They are saponification products of fats and oils. In the chemical composition, each molecule of soap possesses a long hydrocarbon chain attached to an ionic head. The hydrocarbon tail is hydrophobic, so it is insoluble in water but soluble in oil and organic solvents. The ionic head is hydrophilic, so it is soluble in water. Due to this dual nature, when is dissolved in water, the soap molecule forms spherical clusters called MICELLES( hydrocarbon tails points inward and ionic heads point outward). Repulsion between the similarly charged ionic heads keeps the micelles apart. This property helps the soapy detergent to lift grease from grease coated fabrics when applied to it.

While the chemical properties of the Soapless detergents has a hydrophobic tail and a hydrophilic head. The hydrophobic tail is either a long chain hydrocarbon or a benzene ring with a long alkyl group attached. The hydrophilic head, unlike the Soapy detergents, can be positively or negatively charged or even neutral. These chemical properties makes it to have a more favourable and wider application than soapy detergent.it is suitable for washing acid - sensitive fabrics and for breaking up oil slicks.

Which of the following molecules has a Lewis structure that is not consistent with the octet rule?
A. CFCl3
B. C2F4
C. COF2 (the C is the central atom)
D. XeF2

Answers

COF2 has a Lewis structure that is not consistent with the octet rule.

What is the octet rule?

The octet rule is a guiding principle in chemistry that represents the notion that elements in the main group of the periodic table tend to form chemical bonds in a way that ensures each atom possesses eight electrons in its outermost electron shell, resembling the electron configuration of a noble gas.

This rule is particularly relevant for carbon, nitrogen, oxygen, and the halogens, although it generally applies to elements found in the s-block and p-block of the periodic table. Other principles govern the behavior of different elements, such as the duplet rule which applies to hydrogen and helium, or the 18-electron rule that pertains to transition metals.

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When CuCl2 reacts with NaNO3, copper (II) nitrate and sodium chloride are formed.
a) Write the balanced equation for the reaction given above:
CuCl2 + NaNO3 à Cu(NO3)2 + NaCl

Answers

Answer:

CuCl2 + 2NaNO3 -------> Cu(NO3)2 + 2NaCl

hope this helps

good day mate

what is the mass % of aluminum in aluminum sulfide (al2(so4)3) rounded to three significant figures? group of answer choices 23.7 7.90 342.2 31.6 15.8

Answers

The aluminum sulfide (Al[tex]_{2}[/tex](SO[tex]_{4}[/tex])[tex]_{3}[/tex])  ) contains aluminum with a mass% of 23.7%. Option A is answer.

To calculate the mass % of aluminum in aluminum sulfide, we need to determine the molar mass of aluminum and the molar mass of aluminum sulfide.

The molar mass of aluminum (Al) is 26.98 g/mol, as indicated by its atomic mass on the periodic table.

The molar mass of aluminum sulfide (Al[tex]_{2}[/tex](SO[tex]_{4}[/tex])[tex]_{3}[/tex])  can be calculated by summing the molar masses of its constituent elements. The molar mass of sulfur (S) is 32.07 g/mol, and the molar mass of oxygen (O) is 16.00 g/mol. There are three sulfur atoms and 12 oxygen atoms in aluminum sulfide.

Therefore, the molar mass of aluminum sulfide is:

(2 * 26.98 g/mol) + (3 * (32.07 g/mol + 4 * 16.00 g/mol)) = 2 * 26.98 g/mol + 3 * 96.28 g/mol = 2 * 26.98 g/mol + 288.84 g/mol = 339.80 g/mol

To calculate the mass % of aluminum in aluminum sulfide, we can use the formula:

(Molar mass of aluminum / Molar mass of aluminum sulfide) * 100

(26.98 g/mol / 339.80 g/mol) * 100 = 7.9446... %

Rounded to three significant figures, the mass % of aluminum in aluminum sulfide is 23.7%. Therefore, the correct answer is Option A.

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Balance the equation :
CoBr3 + CaSO4

please define how many atoms each element contain

Answers

Answer:

im not 2100][dskcmaln,NMCS KHJBXsjk[pl,;maxkcjxnxxxxxxxxxxxxxas'j

Explanation:

mnkc

predict the charge on the predominant species of the peptide e−d−k−r−a−s−t at ph 5.0 .

Answers

At pH 5.0, the predominant species of the peptide E-D-K-R-A-S-T has a net positive charge of +2.

To predict the charge on the predominant species of the peptide E-D-K-R-A-S-T at pH 5.0, we need to consider the pKa values of the amino acids involved and the pH of the solution. The pKa values represent the acidity or basicity of the functional groups present in the amino acids.

1. At pH 5.0, the carboxyl group of glutamic acid (E) and aspartic acid (D) will be protonated, resulting in a positive charge on these amino acids. So, E and D will have a positive charge.

2. Lysine (K), arginine (R), histidine (H), and the N-terminus of the peptide have amino groups that can act as bases. At pH 5.0, these amino groups will be protonated, resulting in a positive charge on K, R, H, and the N-terminus.

3. Threonine (T), serine (S), and the C-terminus of the peptide do not have ionizable groups at pH 5.0 and will remain uncharged.

Therefore, at pH 5.0, the predominant species of the peptide E-D-K-R-A-S-T will have a net positive charge due to the protonation of E, D, K, R, H, and the N-terminus. The charge can be represented as follows:

E-D-K-R-A-S-T (at pH 5.0): 2+

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How would potential energy and kinetic energy change going down stairs one at a time or two at a time?(1 point)
A) Going down stairs two at a time means you will get down in fewer steps, which saves you some kinetic and potential energy.
B) If you go down stairs two at a time, then you are going a greater distance, which will decrease your potential energy. Your kinetic energy will be less when you land on the stair.
C) Going down stairs two at a time will give you twice as much kinetic energy by the time you reach the bottom stair.
D)If you go down stairs two at a time, then your potential energy relative to the stair is greater. Your kinetic energy will be greater when you land.

Answers

When going down stairs, choosing to go two steps at a time will result in changes to both potential and kinetic energy. Option B is the correct statement as going down two steps at a time increases the distance traveled, leading to a decrease in potential energy, while the landing impact reduces the kinetic energy.

Option B accurately describes the changes in potential and kinetic energy when going down stairs two steps at a time. As you descend two steps at a time, you cover a greater vertical distance compared to going one step at a time. This increase in distance decreases your potential energy since potential energy is directly related to height. With each step, you experience a decrease in potential energy as you get closer to the ground.

However, when you land on the stair after going down two steps, your kinetic energy is reduced. This is because landing involves a sudden stop and impact, which leads to a dissipation of energy. The energy that was initially in the form of kinetic energy gets transferred to other forms, such as sound or heat. As a result, your overall kinetic energy is reduced compared to going down one step at a time, where each landing impact is less forceful.

Therefore, while the potential energy decreases due to the increased distance traveled, the kinetic energy decreases due to the landing impact when going down stairs two steps at a time.

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how can we find out the mass of the marble

Answers

In a collection of marbles, 25% of the marbles have a mass of 5.00 g and 75% of the marbles have a mass of 7.00 g. The average mass of a marble is 6.50 g.

if the isentropic efficiency of the turbine is 80%, calculate the actual work output of the turbine, in kj/kg.

Answers

The required actual work output of the turbine is 1.2 Mj/kg.

If the isentropic efficiency of the turbine is 80%, calculate the actual work output of the turbine, in kj/kg.A steam turbine receives steam at a particular pressure and temperature and discharges it at a lower pressure and temperature. In general, the steam turbine's work output is less than the maximum possible work output, which is known as the isentropic turbine work output. The ratio of the actual turbine work output to the isentropic turbine work output is known as the isentropic turbine efficiency.ηt = Wtisentropic/WtactualWhere,ηt = isentropic turbine efficiencyWtisentropic = isentropic turbine work outputWtactual = actual turbine work outputGiven, isentropic efficiency of the turbine is 80%.ηt = 80% or ηt = 0.8We know thatWtactual = ηt x Wtisentropicor Wtisentropic = Wtactual/ ηtWe also know thath1 = 3.6 Mj/kgh2 = 2.1 Mj/kghence,Δh = h1 - h2 = 3.6 - 2.1 = 1.5 Mj/kgNow we have, Wtisentropic = Δh = 1.5 Mj/kgWtactual = ηt x Wtisentropic = 0.8 x 1.5= 1.2 Mj/kgTherefore, the actual work output of the turbine is 1.2 Mj/kg.

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the energy transformation that occurs when a firework goes off is a chemical to thermal to light and sound. however, some of the energy is destroyed during the explosion

Answers

Answer:

false

Explanation:

energy can't be destroyed

Which of these are animal adaptations that help animals live in the deciduous forest biome? Select all that apply.


little feet for snow


hibernation


hard outer skin to reduce loss of water


round builds

Answers

Answer:

hibernation

hard outer skin to reduce loss of water

Explanation:

I got a few potins for this, but...yeah.

Adaptations that help animals live in the deciduous forest biome hibernation and hard outer skin to reduce loss of water.

What is deciduous forest biomes?

A deciduous forest is a type of forest which is dominatred by the trees that lose their leaves seasonally or in the growing season and Earth has dry forests.

Hibernation is a process in which plants or animals adapt themselves in order to survive in the adverse condition to conserve energy. At the same time animals will try to hard their outer skin to reduce the loss of water in the summer season.

Hence correct options are (2) & (3).

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Which one of the following systems has the highest entropy?
10 mL of water at 100°C
10 mL of water at 50°C
10 mL of water at 10°C

Answers

Answer: a

Explanation:

The highest entropy will be 0 mL of water at 100°C.

What is entropy?

Entropy is just a measured physical quality that will be most usually linked with disorder, unpredictability, or uncertainty.

The quantity of random movement in a system increases as more energy is put into it. Entropy rises like a volume increases in a system.

Therefore, the correct answer will be option 1.

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the form of energy that your lunch represents is?
A) electrical
B) chemical
C) thermal
D) nuclear

Answers

The answer is B. Have a good day.

describe the relationship between the mole information of a substance and its chemical formula

Answers

The mole information of a substance is directly related to its chemical formula. The coefficients in a balanced chemical equation represent the mole ratios between the reactants and products.

The chemical formula of a substance provides information about the types and numbers of atoms present in a molecule or formula unit. It serves as a concise representation of the composition of the substance.

For example, consider the balanced equation for the combustion of methane with oxygen:

[tex]CH_4 + 2O_2[/tex] →[tex]CO_2 + 2H_2O[/tex]

From this equation, we can determine that one mole of methane reacts with two moles of oxygen to produce one mole of carbon dioxide and two moles of water. The coefficients (1, 2, 1, and 2) indicate the mole ratios between the reactants and products.

The mole information provided by the chemical formula and the coefficients in a balanced chemical equation allow us to determine the stoichiometry of a reaction, including the number of moles of each substance involved. This relationship between the mole information and the chemical formula is essential for performing stoichiometric calculations and understanding the quantitative aspects of chemical reactions.

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H,(8) + 1,65) - HI(g) (H = 26 kJ/mol.. Hg) + 44 1,(g) HI(g) AH=-5.0 kJ/mol... Based on the information above, what is the enthalpy change for the sublimation of iodine, represented below? 1 (s) 1,08) A. 15 kJ/mol... B 21 kJ/mol. C. 31 kJ/mol.D. 42 kJ/mol, E. 62 kJ/mol.

Answers

The enthalpy change for the sublimation of iodine I₂(s) → I₂(g) is 62 kJ/mol.

The correct answer is E: 62 kJ/mol

What is the enthalpy change for the sublimation of iodine?

The enthalpy change for the sublimation of iodine (I₂) is determined using Hess's Law which states that the total enthalpy change of a reaction is independent of the pathway taken.

Given the two equations:

½ H₂(g) + ½ I₂(s) → HI(g) ΔH = 26 kJ/mol  ---- (1)

½ H₂(g) + ½ I₂(g) → HI(g) ΔH = -5.0 kJ/mol ---- (2)

The equation of the sublimation of iodine is given below as follows:

I₂(s) → I₂(g)

Subtracting equation 2 from equation 1 to eliminate HI (g) gives the equation of the sublimation of iodine:

[½ H₂(g) + ½ I₂(s) → HI(g)] - [½ H₂(g) + ½ I₂(g) → HI(g)] = 26 kJ/mol - (-5.0 kJ/mol)

Simplifying:

½ I₂(s) → ½ I₂(g) ΔH = 31 kJ/mol

Multiplying the equation above by 2 gives the equation of the sublimation of iodine

I₂(s) → I₂(g) = 62 kJ/mol

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18) What is the following number representing: 10m/s West *
3 points
Force
Acceleration
Mass
Area
Pressure
Velocity
Speed
Impulse
Momentum

Answers

Speed

Explanation:

The distance travelled by a body per unit time

What is the energy change per gram of ice when an iceberg composed of pure water, cp = 2.06 j/(gk, is heated from -25°c to -15°c?

Answers

Answer:

[tex]Q=20.6\frac{J}{g}[/tex]

Explanation:

Hello there!

In this case, according to the equation for the calculation of the heat during a heating process:

[tex]Q=mC(T_f-T_i)[/tex]

It is possible to compute it per gram of ice by just removing m from the equation by dividing at both sides. Next we plug in the given specific heat and the final and initial temperatures to obtain:

[tex]Q=2.06\frac{J}{g\°C}[-15\°C-(-25\°C)] \\\\Q=20.6\frac{J}{g}[/tex]

Best regards!

In the following reaction, the partial
pressure at equilibrium for each of the
products, CO and water vapor at 990°
C, is 11.0 atm and the partial pressure
for each of the reactants, H2 and CO2,
at equilibrium is 8.70 atm. What is Kp?
H2(g) + CO2(g) + H2O(g) + CO(g)
Kp = [?]

Answers

Answer:

H2+CO2=H2O+CO

Kp=(pCO)(pH2O)/(pH2)(pCO2)

= 11×11/8.70×8.70

=1.60

How many liters of oxygen are there in 5 grams of oxygen at STP?

Answers

Answer:

The volume of 5.0 g CO2 is 2.6 L CO2 at STP.

Explanation:

hope this helps :)

determine the molar mass of water. WRITE THE UNITS​

Answers

You can use the periodic table.
H2O = Water
Two hydrogen
One oxygen
I don’t know if your numbers are rounded but if you look at your periodic table, you will see a number close to 1.008 for hydrogen and a number close to 15.999 for oxygen. You can multiple the number for hydrogen twice and add 15.999. You should get a number close to 18.015 g/mol.

How many moles are 2.20 x 10^25 atoms of zinc?
Please answer quick will give Brainliest!

Answers

Answer:

1.3244 x 10⁴⁹ atoms of zinc

Explanation:

2.20 x 10²⁵ moles

To convert from moles to atoms, we multiply by Avogadro's Number, 6.02 x 10²³

2.20 x 10²⁵ • 6.02 x 10²³

= 1.3244 x 10⁴⁹ atoms of zinc

Hope this helps!

write the chemical equation for the reaction of monohydrogen phosphate ion, hpo42− , with water.

Answers

The chemical equation for the reaction of the monohydrogen phosphate ion (HPO₄²⁻) with water (H₂O) is: HPO₄²⁻ + H₂O → H₂PO₄⁻ + OH⁻

In this reaction, the monohydrogen phosphate ion reacts with water to form dihydrogen phosphate (H₂PO₄⁻) and hydroxide ion (OH⁻). The monohydrogen phosphate ion donates a proton (H⁺) to a water molecule, resulting in the formation of the dihydrogen phosphate ion.

Simultaneously, the water molecule accepts the proton, leading to the production of the hydroxide ion. This reaction can occur because the monohydrogen phosphate ion is amphoteric, meaning it can act as both an acid and a base.

The resulting products, dihydrogen phosphate and hydroxide ions, contribute to the pH and ionic balance in aqueous solutions.

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Which of the following statements is true about the electronic transition n4 within the hydrogen atom? of n2 A photon within the visible range will be emitted A photon within the infrared range will be emitted A photon within the ultraviolet range will be emitted No photon will be emitted

Answers

The electronic transition n=4 to n=2 within the hydrogen atom corresponds to the emission of a photon within the visible range.

The electronic transitions in hydrogen atoms involve the movement of an electron from one energy level (n) to another. The energy of the emitted photon is given by the difference in energy between the initial and final energy levels.

In this case, the transition n=4 to n=2 corresponds to an electron moving from the fourth energy level to the second energy level. This transition results in the emission of a photon. The energy of the emitted photon is equal to the energy difference between these two levels.

The energy of a photon is directly related to its wavelength. Photons with higher energy have shorter wavelengths, and photons with lower energy have longer wavelengths. The visible range of light is characterized by photons with wavelengths between approximately 400 to 700 nanometers.

Since the n=4 to n=2 transition corresponds to the emission of a photon, and the visible range falls within this energy range, the correct statement is that a photon within the visible range will be emitted during this electronic transition.

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maksud frasa integrasi nasional​

Answers

Answer:

Adapun frasa INTEGRASI BANGSA atau INTEGRASI NASIONAL sendiri dimaknai dalam dua konteks yakni POLITIS dan ANTROPOLOGIS. Dalam konteks politis, Integrasi Nasional bermakna sebagai penyatuan berbagai macam kelompok sosial juga budaya ke dalam suatu kesatuan wilayah yang membentuk suatu identitas nasional.

Explanation:

How is meiosis different from mitosis

Answers

Answer:

A - meiosis results in two genetically identical offspring cell

Explanation:

Mitosis produces two diploid (2n) somatic cells that are genetically identical to each other and the original parent cell, whereas meiosis produces four haploid (n) gametes that are genetically unique from each other and the original parent (germ) cell.

Answer:

The answer is C

Explanation:

I took the test on AP3X

calculate the molar solubility of aluminum hydroxide. al(oh)3. The Ksp = 2.0 x 10-32

Answers

The molar solubility of aluminum hydroxide, Al(OH)₃, in a 0.015 M solution of aluminum nitrate, Al(NO₃)₃, is approximately 3.67x10⁻¹¹ M. Option A is correct.

To calculate molar solubility of aluminum hydroxide (Al(OH)₃) in a solution of aluminum nitrate (Al(NO₃)₃), we will consider the common ion effect. Aluminum nitrate is a source of aluminum ions (Al³⁺), which will affect the solubility of aluminum hydroxide.

Balanced equation for the dissociation of aluminum hydroxide will be;

Al(OH)³(s) ⇌ Al³⁺(aq) + 3OH⁻(aq)

In the presence of aluminum nitrate, the aluminum ions from Al(NO₃)₃ will react with the hydroxide ions, reducing the amount of hydroxide ions available for the dissociation of aluminum hydroxide.

Let's assume the molar solubility of aluminum hydroxide in the presence of aluminum nitrate is represented by "s". The concentration of aluminum ions (Al³⁺) from aluminum nitrate is 0.015 M.

The equilibrium expression for the dissociation of aluminum hydroxide is:

Ksp = [Al³⁺][OH⁻]³

Considering the common ion effect, the concentration of hydroxide ions can be expressed as (s - 3x), where "x" represents the decrease in hydroxide ion concentration due to the reaction with aluminum ions.

Substituting the concentrations into the equilibrium expression, we have:

2x10⁻³² = (0.015)(s - 3x)³

Simplifying and neglecting the small contribution of 3x compared to s, the equation becomes;

2x10⁻³² ≈ 0.015s³

To solve for "s," we can rearrange the equation and solve for the cube root:

s ≈ (2x10⁻³² / 0.015[tex])^{(1/3)}[/tex]

Calculating this expression gives us the molar solubility of aluminum hydroxide in the presence of aluminum nitrate;

s ≈ 3.67x10⁻¹¹ M

Hence, A. is the correct option.

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--The given question is incomplete, the complete question is

"Calculate the molar solubility of aluminum hydroxide, Al(OH)₃, in a 0.015M solution of aluminum nitrate, Al(NO₃)₃. The Ksp of Al(OH)₃ is 2x10⁻³² A) 3.67x10⁻¹¹ M B) 5x10⁻⁸ M C) 3x10⁻¹⁵ M D) 7x10⁻¹² M."--

The recipe for Bananas Foster requires 35g of ethanol to be added to the pan. The ethanol starts at room temperature (25°C) and is heated to its boiling point of 78°C. How many Joules of energy are transferred from the stove burner to the ethanol to create this temperature change? Your answer should have the correct number of significant figures. Show all work.

Given: The specific heat of ethanol is 2.46 J/g°C.

Answers

Answer:

To calculate the amount of heat released we have equation, use the equation Q = mc ΔT,

where

m= 35g

c= 2.46 J/g°C

ΔT=T2-T1 = 78-25= 53°C

now Q = mcΔT

Q = 35×2.46×53

Q = 4563.3 joule

Conclusion 4563.3 Joules of energy are transferred from the stove burner to the ethanol to create this temperature change!

Madison is heating two different liquids. For each liquid, she wants to compare the temperatures at which gas bubbles form, rise, and begin to escape. What physical property is Madison using to compare the liquids?Immersive Reader boiling point conductivity melting point solubility

Answers

Answer:

I think its boiling point conductivity

Answer: boiling point

Explanation:

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The crate shown in the figure (Figure 1) lies on a plane tilted at an angle = 29 to the horizontal, with k = 0.19.A. Determine the acceleration of the crate as it slides down the plane.Express your answer using two significant figures.B. if the crate starts from rest at height of 8.15 mm from base of the plane, what will be the crate's speed when it reaches the bottom of the incline?Express your answer using two significant figures. POR reported sales of five million dollars and is showing a return on equity of ten percent with a total assets turnover ratio of 2.5. If POR's capital structure consist of 60 percent equity and 40% debt, determine PQR's net income. Select one: a. $124,000 b. $95,400 c. $111,234 d. $88,500 e. $120,000 Joseph & Alexander is a sustainable clothing brand based in the UAE that turns recycled plastic into swimwear and lifestyle apparel. It offers distinctive and unique clothes for the whole family (woman, men and children). It is a family-run business that creates 'unique swimwear with a conscience'. It tackles critical world issues with quirky, sustainable, durable apparel. They have worked with a range of large companies including Emirates Airline. Prices range from 100 to 400 AED. Identify and justify two elements of the promotions mix you would use for this company in the UAE market. Job Costs, Ending Work in Process During March, Estes Company worked on three jobs. Data relating to these three jobs follow: Job 86 Job 87 Job 88 210 200 280 200 $940 220 $2,860 Units in each order U resh cut corporation purchased all the outstanding common stock of premium meats for $10,600,000 in cash. the book values and fair values of premium meats' assets and liabilities were as follows: book value fair value accounts receivable $ 1,100,000 $ 900,000 equipment 7,800,000 9,200,000 patents 160,000 1,000,000 notes payable (1,300,000) (1,300,000) net assets $ 7,760,000 $ 9,800,000 required: 1. calculate the amount fresh cut should report for goodwill. 2. record fresh cut's acquisition of premium meats. The three non-colinear points A=(1,0,2) B=(2,3,5) andC=(2,4,6)in R^3 define a plane P.a) Find the parametric equation of P.b) Find the normal equation of P.c) Find the distance from the point Q when a single stage controls replenishment decisions for the entire chain, coordination is achieved because True or False? It is mandatory that the product increment be released to production at the end of each Sprint. Use the limit process to find the area of the region between the graph of f(x) = 27 x3 and the x - axis over the interval [1; 3). ChickWeight is a built in R data set with: - weight giving the body weight of the chick (grams). - Time giving the # of days since birth when the measurement was made (21 indicates the weight measurement in that row was taken when the chick was 21 days old). - chick indicates which chick was measured. - diet indicates which of 4 different diets being tested was used for this chick. Preliminary: View (Chickweight)a. Write the code that subsets the data to only the measurements on day 21. Save this as finalWeights b. Plot a side-by-side boxplot of final chick weights vs. the diet of the chicks. In addition to the boxplot, write 1 sentence explaining, based on this data, 1) what diet seems to produce the highest final weight of the chicks and 2) what diet seems to produce the most consistent chick weights. C. For diet 4, show how to use R to compute the average final weight and standard deviation of final weight. d. In part (b) you used the boxplot to eyeball which diet produced most consistent weights. Justify this numerically using the appropriate calculation to measure consistency. Find the minimum sample size. Provide your answer in the integer form. A nurse at a local hospital is interested in estimating the birth weight of infants. How large a sample must she select if she needs to be 97% confident that the population mean is within 2.9 ounces of the sample mean? The population standard deviation of the birth weights is known to be 6 ounces. Which of the following interpretations for a 95% confidence interval is(are) accurate?(a) The population mean will fall in a given confidence interval 95% of the time.(b) The sample mean will fall in the confidence interval 95% of the time.(c) 95% of the confidence intervals created around sample means will contain the population mean.(d) All three statements are accurate. The alchemist the emerald miner lesson Code the function, reverse Top, which is passed a list and returns a reversed list of the high-level entries. Do not use the built-in REVERSE function. Hint: APPEND could be useful. Examples: > (reverse Top '(X Y Z)) (Z Y X) > (reverse Top '(X (Y Z (A)) (W))) ((W) (Y Z (A)) X) which solution would be the best way to increase songbird population? what is the best estimate for the value of the expression? 7 HELP NEEDED ASAP PLEASE Go to the excerpt from The Count of Monte Cristo, and look for the use of figurative language. Find at least one example. Analyze its use in the text, explain what it likely means, and discuss how you think it affects the tone of the excerpt. THANK YOU! American patriots in Boston joined a group called sons of to link an external stylesheet to a web page, what two attributes must be contained in the tag? Please help it's urgentThe net realisable value is often lower than the cost of the product is damaged or obsolete (out of date). Select one: O True O False