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Chemistry
Chemistry
High School
number of elments in hcooh
Chemistry
High School
6th grade science Major grade plz help ASAP
Chemistry
College
The _______________________________________ is often referred to as the powerhouse of the cell
Chemistry
High School
How to determine the relative rates of reactant disappearance and product appearance using reaction stoichiometry
Chemistry
High School
NEED ANSWERS NOWWWWW
Chemistry
High School
How many moles are in 8.3 x 10^23 molecules of H2O?
Chemistry
College
What attractive force pulls electrons toward protons to form chemical bonds?A. Chemical bondingB. Attraction of oppositesC. ElectronegativityD. Ionization energy
Chemistry
High School
no.of elements in KMnO4
Chemistry
High School
A scientist is designing a device that will kill harmful cells in the human body using high-energy waves. Which type of wave would be most effectiveX-rays would be the best choice because they have a long wavelength and a low frequencyaccomplishing this goal?BRadio waves would be the best choice because they have a long wavelength and a low frequencyGamma rays would be the best choice because they have a short wavelength and a high frequencyDInfrared waves would be the best choice because they have a short wavelength and a high frequencyC2021 Illuminate Education Inc.TinType here to searchOBH
Chemistry
College
Which expression represents the concentration of OH in solution?a. 1014 / [H3O+]b. [OH] / 1014c. 1014 [H3O+]d. 1014 x [H3O+]
Chemistry
High School
What does this image represent?A. Linear molecule with one domainB. Linear molecule with two domainsC. Tetrahedral molecule with four domainsD. Trigonal planar molecule with three domains
Chemistry
College
Please help with yes or no
Chemistry
College
Match each definition to the appropriate term. a. The condition that a reaction takes place without outside help _________ b. Difference of the enthalpy (of a system) minus the product of the entropy and absolute temperature ________ c. Sum of the internal energy plus the product of the pressure and volume for a reaction _________d. The extent of randomness in a system __________ e. Solution in which no more solute can be dissolved in the solven ________1. Gibbs free energy 2. Spontaneity 3. Saturated solution 4. Entropy 5. Enthalpy
Chemistry
High School
How does the rate of a chemical reaction change if the concentration of both reactants increases 4 times?2NO + O2 2 NO2
Chemistry
Middle School
Any files or absurd answers will be reported ill give brainliest to the most accurate answer
Chemistry
High School
PLEASE HELP AND DONT YOU DARE GIVE ME THE LINKThe fact that animals are the only kingdom that has muscle tissue demonstrates a contrast between which of thefollowing?animals and humansanimals and protozoansanimals and other living thingsanimals and insects
Chemistry
College
1. Write the chemical formula for possium (IV) oxyalide.
Chemistry
High School
Graduated cylinders
Chemistry
High School
What does a positive H look like on a potential energy diagram?
Chemistry
College
If 1.45 moles of Sodium Bromide are added to a 7.5 M solution, what is the volume of the solution made?
Chemistry
High School
Which of the following uses electrical energy?A washing machineThe sunA plantA cat
Chemistry
High School
The law of reflection states that the angle of incidence and the angle of reflection are always
Chemistry
Middle School
What is the average density of the Earth's inner core? A. 10 g/cm 3B. 20 g/cm 3C. 15 g/cm 3D. 5.4 g/cm 3
Chemistry
High School
Si Hecho Dos Cubos de Hielo En Un Vaso Con Agua Sealo Donde Quedo El Nivel Del Agua, Luego A Pasar El Tiempo Dejo Que Se Derritan Los Cubos De Hielo El Nivel Del Agua Aumenta??
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