1.) Molecules involved in a chemical reaction must collide to react. What is this concept called?.

Acollision theory
Bentropy. .
Centhalpy. .
Dreaction rate. .

2.) Which of the following equations is used to describe reaction rates?.

A∆H T∆S. .
B∆[reactant or product]/∆time
CSproducts Sreactants. .
DpV = nRT.