Moles Flashcards
1
Q
What is a mol
A
a mole is a amount of a substance that contains 6x10 23 particles
2
Q
what is avogadro’s constant
A
6 x 10 23
3
Q
define molar mass
A
mass of one mole of a substance expressrs in grams
4
Q
what is meant by molar volume
A
the amount of space that one mole of a gas takes up
5
Q
what is molar volume at standard temperture and pressure
A
22.4L
6
Q
What is the molar volume at room temperture
A
24L
7
Q
diatoic molecules have…
A
two atoms
