chem Flashcards
1
Q
name 4 factors affecting rate
A
temperature
particle size
concentration
catalyst
2
Q
what is concentration measured in
A
(mol l -1) moles per litre
3
Q
what is temperature measured in
A
degrees celsius (•C)
4
Q
what is particle size measured in
A
surface area
5
Q
does a temperature need to be higher or lower to make reaction faster
A
higher
6
Q
does concentration need to be higher or lower to make reaction faster
A
higher
7
Q
does particle size have to be bigger or smaller to make reaction faster
A
smaller
8
Q
what affect to catalysts have on reactions
A
only speeds up, stays unchanged
