In your own words What is a chemical reaction ??

Summarize possible ways in which phases of matter could combine to form a solution.

A5.000 g sample of niso4 h2o decomposed to give 2.755 g of anhydrous niso4. what is the formula of the hydrate? what is the full chemical name for the hydrate? what is the molar mass of the hydrate? niso4•_h2o what is the mass % of water in the hydrate?

Which scenario is most similar to the type of collision that gas particles have according to kinetic molecular theory