Rates of Reaction Flashcards
1
Q
what is activation energy
A
the minimum amount of energy required for a reaction to occur
2
Q
what are 4 six things that affect rate of reaction
A
temperature
concentration
surface area
catalyst
3
Q
what happens to speed as a reaction occurs
A
reactions get slower until they stop because the concentration decreases and frequency slows
4
Q
what is a catalyst
A
a substance that increase the rate of a chemical reaction without being used up
