Answer:
They have the same number of charged protons and electrons, therefore balancing positive and negative charges. I hope this helps you.
Explanation:
what is pyruvic acid changed into in lactic acid fermentation
Answer:
pyruvic acid changes to alcohol and carbon dioxide.
Explanation:
In lactic acid fermentation, pyruvic acid from glycolysis changes to lactic acid. This type of fermentation is carried out by the bacteria in yogurt, and by your own muscle cells.
I HOPE THIS HELPS!!!!!
Alcohol and carbon dioxide are produced when pyruvic acid is fermented. The chemical process in which molecules break down is called as fermentation.
What is fermentation ?Fermentation is an anaerobic chemical process that breaks down molecules like glucose. Pyruvic acid undergoes fermentation to produced lactic acid.
More specifically, fermentation is the foaming that happens during the creation of wine and beer, a procedure that has been around for at least 10,000 years.
Pyruvic acid produced during glycolysis transforms into lactic acid during lactic acid fermentation. Alcohol and carbon dioxide are produced when pyruvic acid is fermented.
Thus, the pyruvic acid when change into lactic acid fermentation obtained alcohol and carbon dioxide.
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Someone help me with this I will make you brain
Answer:
D, took the test
Explanation:
Answer:
D: To show how using a list of examples can strengthen a claim
Hope this helps! <3
which scientist is credited with early, quantitative data on redox reactions?
Answer:
German chemist G.E. Stahl
Explanation:
this theory was first articulated in 1697
G. E. Stahl in 1697 is the scientist who is credited with early, quantitative data on redox reactions.
What are redox reactions?
The Redox reactions comprise of two parts a reduced part and an oxidized part, which occur simultaneously . The part which is reduced gain electrons and hence there is a increase in oxidation state of the species.
While, the part which is oxidized looses electrons and hence there is a decrease in oxidation state of the species.During redox reactions, there is no net change in the number of electrons . Electrons which are given off in oxidation are used up in reduction.
The ion or molecule which accepts electrons is called as oxidizing agent while the ion or molecule which donates electrons is called as a reducing agent.
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IN 4Ca(OH)2 how many atoms of calcium.
This substance contains 4 atoms. Ca = 1. O = 1. H = 2 because H2 means two atoms of the substance it comes after.
When the balancing of the equation for the reaction,
Mno(aq) +H_C20. (aq) +H* (aq) —— Mn* (aq) + CO2() +H200)
? 8
taking place in acidic media is properly completed, what is the sum of ALL the coefficients in the
equation?
a. 31
b. 33
c. 32
d. 30
e. 29
Answer:
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Explanation:
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As the volume of a gas at 101.3kPa changes from 30mL to 95mL the volume of the gas will?
1)Increases
2) Decreases
3 Remains the same
is preferable a high percent error or a low percent
error?
Explanation:
Percent errors tells you how big your errors are when you measure something in an experiment. Smaller percent errors mean that you are close to the accepted or real value. For example, a 1% error means that you got very close to the accepted value, while 45% means that you were quite a long way off from the true value.
Describe how glacier mice are complete ecosystems, even though they are tiny.
GIVING BRAINIEST
Answer: The clumps, known as glacier mice, have been found to contain miniature ecosystems
Explanation: Because glaciers are in constant, if slow, motion and are frequently blasted by strong winds.
The clumps, known as glacier mice, have been found to contain miniature ecosystems. And even in freezing temperatures, scientists found, the inhabitants manage to thrive. In high winds glacier mice, which form when clumps of dust and organic debris develop a layer of moss over time, hop across vast sheets of ice.
What organisms live in glacier mice?These included springtails (small insect-like animals), water bears (also known as tardigrades, the only animals known to have survived in space), and roundworms. Globally, glacier mice are rare.
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A compound formed from a metal and a non-metal will have which type of bond?
A. Covalent
B. Hydrogen
C. Ionic
D. Atomic
it's an ionic bond
btw i love your profile picture never understand is one of my favorites
Which is the Lewis structure for H3PO4?
::
i
H-Ö
0-H
ö
öz-ö-1
H
I
H
H-0–H
ô–P 6
Answer:
C. H:C:H:H
Explanation:
Follow these simple steps to correctly draw a Lewis dot structure: Add up the total number of valence electrons found in the entire compound. Draw the simple structure (skeleton structure) of the compound by connecting everything with single bonds only. Add electrons to all the noncentral atoms. Put any unused electrons on the central atom.
how to calculate atomic mass of sodium ?(in process)
Answer:
Atomic mass of Sodium is 22.9897 u. Note that, each element may contain more isotopes, therefore this resulting atomic mass is calculated from naturally-occuring isotopes and their abundance. The unit of measure for mass is the atomic mass unit (amu). One atomic mass unit is equal to 1.66 x 10 -24 grams.
Explanation:
does the number of electrons reaching the detector increase or decrease as you change the frequency?
where do the electrons that are excited by the energy in sunlight first come from?
Answer:
Pigments in the light-harvesting complex pass light energy to two special chlorophyll a molecules in the reaction center. The light excites an electron from the chlorophyll a pair, which passes to the primary electron acceptor. The excited electron must then be replaced.
Explanation:
During photosynthesis,the electrons that are excited by the energy in sunlight first come from chlorophyll pigment present in the leaves.
What is photosynthesis?It is defined as a process by which plants and other photosynthetic organisms convert the light energy in to chemical energy through the process of cellular respiration.
Some of the energy which is converted is stored in molecules of carbohydrates like sugar and starches which are made up of from carbon dioxide and water . Photosynthetic organisms which can perform photosynthesis are algae and cyanobacteria. Photosynthesis is largely responsible for producing and maintaining the content of oxygen in earth's atmosphere.
The process begins with proteins absorbing light energy which are called reaction centers and contain a green pigment which is called chlorophyll . In plants ,these pigments are present inside organelles called chloroplasts while in bacteria they are present in plasma membrane.
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Can you guys please help me with this chart PLEASEEE?
!! Help!! Which statement accurately describes malleability?
Answer:
B
Explanation:
Malleability describes a substance's ability to deform under pressure and heat
Examples: Gold, iron, aluminum, copper, silver, and lead. Gold and silver are highly malleable. When a piece of hot iron is hammered it takes the shape of a sheet.
Convert 0.04 HL to L.
Answer:
4 liters brainliest Idc rn
Explanation:
jk but enjoy kiddos :(
Answer:
4 liters
Explanation:
In order to get the answer you just need to multiply the volume amount by 100.
[tex]0.01 \times 100 = 1[/tex]
0.01HL = 1 L
0.01 4HL = 4L
= 4 liters
Hope this helps.
which will have a greater volume: 10 grams of liquid water or 10 grams of solid water?
What determines the energies of light that an element can absorb?
Answer:
Atom
Explanation:
An atom can absorb or emit one photon when an electron makes a transition from one stationary state, or energy level, to another. Conservation of energy determines the energy of the photon and thus the frequency of the emitted or absorbed light.
Tổng số hạt e, p, n của nguyên tử M là 40, số hạt mang điện hơn số hạt không mang điện
là 12. Tổng số hạt e, p, n của ng.tử X là 24, số hạt mang điện hơn số hạt không mang điện là 8.
a, Tìm số hiệu, số khối của các nguyên tử M và X.
b, M sẽ mất hay thu thêm bao nhiêu electron, X sẽ mất hay thu thêm bao nhiêu electron để
đạt cấu hình bền vững ?
Answer:
huh I can't understand
Explanation:
what are your language bro
PLEASE HELP ASAP 100 POINTS!!!!!
Answer:
Melting
Explanation:
• A chemical change is a change that can be reversed.
Other chemical changes include;
Melting (solid to liquid)Evaporation (liquid to gas)Condensation(gas to liquid)Sublimation (solid to gas and gas to solid)[tex].[/tex]During the work-up step, aqueous hydrochloric acid is added to the reaction and a gas is observed. what is the composition of the gas?
The gas likely composed of Hydrogen
Hydrogen is one of the most abundant elements that exist in the world and its natural state is a gaseous state. This means hydrogen can be in other states such as liquid or solid if bonded with other elements but it is not its natural state.
For example:
Ice is solid and it contains both hydrogen and oxygen
Hydrochloric acid is usually liquid and it contains Chlorine and Hydrogen
Because of this, during reactions Hydrogen has a tendency to break its bonds with other elements and return to its gaseous state. Based on this, it is likely the gas in this reaction is hydrogen.
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All live things (plants included) must turn food into _________ that can be used (___________), and then release waste products.
Earth science!
Answer:
I think it is
1. energy
2. respiration
what is the molarity of an hcl solution if 50.0 ml is neutralized in a titration by 40.0 ml of 0.400 m naoh? group of answer choices 0.200 m 0.280 m 0.320 m 0.500 m
The molarity of an HCl solution if 50.0 ml is neutralized in a titration by 40.0 ml of 0.400M NaOH is 0.320 M.
HOW TO CALCULATE MOLARITY:
The Molarity of an acid when involved in a titration procedure can be calculated by using the formula below:M1V1 = M2V2
Where;
M1 = molarity of acid (M)M2 = molarity of base (M)V1 = volume of acid (mL)V2 = volume of base (mL)According to this question,
M1 = ?M2 = 0.400MV1 = 50 mLV2 = 40 mLM1 × 50 = 0.400 × 40
50M1 = 16
M1 = 16 ÷ 50
M1 = 0.32M
Therefore, the molarity of an HCl solution if 50.0 ml is neutralized in a titration by 40.0 ml of 0.400M NaOH is 0.32 M.Learn more at: https://brainly.com/question/8732513?referrer=searchResults
NO LINKS PLS!!!
AND I WILL MARK THE BRAINEST ANSWER
Answer:
(H2O)n
raduim hydroxide
hBr
carbonic acid
Explanation:
Chemical and physical properties of the seaborgium element
Answer:
Seaborgium is an artificially produced radioactive chemical element, it's appearance is unknown, it probably has a silvery white or metallic gray colour. The most stable isotope Sg 271 has an half life of 2.4 minutes.
Light energy travels in waves, originates directly from the Sun, and is used by plan
to make food. Scientist use light energy to create lasers for cutting, heating,
measuring. Light energy is so important that it is responsible for the existence
most life forms. Furthermore, light energy is the only visible form of energy. It ca
travel through air, space, water, and glass. Light travels in a straight line until
strikes an object or travels from one medium to another. As it travels from or
medium to another it appears to bend.
Which term is best used to describe the bending of light waves?
A
refraction
B
reflection
C
rotation
D
revolution
La
Answer:
A) Refraction , this is the correct answer.
Hope it helps!!
Answer:
A refraction. I'm an electrician building aspects they put circular cones through the building and where they bend they have refractors and so you can have a completely closed off building and the light will come through from the rooftops through these tubes and the light been through refractors to make it look like you have a moonroof
What was the ratio in the formula for Iron (II)
oxide?
lete
What was the ratio in the formula for Iron (III)
oxide?
DONE
Answer:
In Iron (II) oxide, ratio is 1:1
In iron (III) oxide, ratio is 4:2
[tex].[/tex]
In Iron (II) oxide, ratio is 1:1
What is the importance of iron oxide?Iron oxides are very important components in most soils as they have major influence on chemical, physical, and microbial properties of soils. Because of their nanoparticulate size (usually 5-200 nm), iron oxides possess large specific surface area.
Generally, iron oxides are prevalent, widely used as they are inexpensive, and play an imperative role in many biological and geological processes. They are also extensively used by humans, eg, as iron ores in thermite, catalysts, durable pigments.
When iron is exposed to moisture or oxygen, oxidation occurs. During this chemical reaction, iron is converted into iron oxide. The iron oxide typically has a reddish, flaky appearance that becomes progressively worse over time.
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What syndrome did you researched
"A base is a substance that produce OH-ions." Which definition of a base is this?
A. Titration
B. Bronsted-Lowry
C. Arrhenius
D. Alkali
Answer:
C. Arrhenius
An Arrhenius base is a substance that dissociates in water to form hydroxide (OH–) ions. In other words, a base increases the concentration of OH– ions in an aqueous solution.
Explanation:
pls mark as brainliest
Why does hydrogen contain more energy than gasoline?
Answer:
In fact, a fuel cell coupled with an electric motor is two to three is more efficient than an internal combustion engine running on gasoline.
Explanation:
Because hydrogen has a low volumetric energy density, it is stored onbaord a vehicle as a compressed gas to achieve the driving range of conventional vehicles.