Is salt a pure substancetance

How many liters of nitrogen gas are needed to make 25 mol of nitrogen trifluoride

What happens to the kinetic energy of the particles of a substance as the substance changes from a liquid to a gas?

Find the volume of 4.5 moles of H2

Chemistry student needs of 55g acetone for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of acetone is. calculate the volume of acetone the student should pour out.

Name at least four other gases in the atmosphere besides oxygen and nitrogen

Water drops forming on the outside of a cold glass is an example of which phase change

A balloon containing 0.0400 mol of a gas with a volume of 500 mL was expanded to 1.00 L. Answer the questions and round answers to nearest hundredth place. Which equation should you use to find the amount of gas added?

Can quadrilateral RSTU be a parallelogram

Four moles of hydrogen chloride (HCl) gas react with one mole of oxygen (O2) gas to produce two moles of chlorine gas (Cl2) and two moles of water gas (H2O).

The density of rubbing alcohol is 0.785g/mL at 25 Celsius. Calculate the mass of 15.0 mL of the rubbing alcohol.