3. Quantitative chemistry (must know) PAPER 1 Flashcards
1
Q
Formula for moles mass and mr
A
moles = mass/mr
2
Q
Avogadros constant
A
6.02 x 10^23 per mole
3
Q
Formula for conc mass and volume
A
conc = mass/volume
4
Q
Units for concentration
A
g/dm^3
5
Q
Units for volume (when used for conc calculations)
A
dm^3
6
Q
How to get from cm^3 to dm^3
A
Divide by 1000