In order to increase the rate of a reaction, heat may not always be the best option. describe why someone might choose to add a catalyst instead of heat.

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both

Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?