Moles Flashcards
1
Q
What is a mole?
A
A mole is a unit of counting used by chemists to measure amounts of substances
2
Q
Dimensional analysis
A
Method of converting between mole units
3
Q
Molar volume
A
Amount of space occupied by 1 mole of a gaseous substance at STP = 22.4L
4
Q
STP
A
Standard temp and pressure
5
Q
Avogadro’s number
A
6.02x10^23 particles
6
Q
Molar mass
A
the mass of one mole of a substance - different for each substance due to different atomic masses
7
Q
When do you use Avogadro’s number?
A
When atoms (a), molecules (mc), formula units (fun)
