equations Flashcards
1
Q
mass equals
A
mols x Mr (molar mass)
2
Q
the unit for concentration is
A
mol/dm3
3
Q
the unit for volume is
A
dm^3
4
Q
what is the units for Mr
A
Molar mass - g/mol
5
Q
what is the letter and unit representing moles
A
N
mols
6
Q
The equation for moles is
A
Volume x concentration
7
Q
the equation for working out the volume of oxygen in air:
A
start volume-final volume
————————————— x 100
start volume
