What happens when there is an increase in temperature for a reaction rate? Select all that apply.

Question

1. It increases the chance that the reaction will be endothermic
2. It increases the activation energy of a reaction
3. It increases the total number of molecular collisions that occur
4. It increases the percentage of collisions that result in a reaction

the last option is correct, but there are two options to choose so what would the other one be ?

Answer 1

It increases the total number of molecular collisions that occur

It increases the percentage of collisions that result in a reaction