Catalysts Flashcards
1
Q
what is a catalyst?
A
a substance that speeds up a reactions rate
2
Q
does the catalyst change in the use?
A
no, it stays the same after use
3
Q
how does a catalyst work?
A
provides surface that allows different route for chemical reaction
4
Q
reacting particles on surface = …
A
more collisions
5
Q
name 3 things catalysts are used in
A
- car converters
- washing powder
- brewing
