Topic 7 Catalysts And Activation Energy Flashcards
1
Q
What’s a catalyst?
A
A substance that speeds up the reaction without getting used up in the process
2
Q
What is activation energy?
A
minimum amount of energy needed to start a reaction
3
Q
Why should you use a catalyst?
A
- speeds up the rate if reaction
- lower temperature needed (less energy used)
- expensive but never runs out
4
Q
What do enzymes do?
A
a biological catalyst used to speed up digestion for example
