1.2 Amount of Substance Flashcards
1
Q
Define ‘mole’
A
AMount of substance that contains as many particles as there are in exactly 12g of C12 - Avogadro Constant
2
Q
Give the mole equations
A
n = m/Mr n = atoms/Na n = v*c
3
Q
State the ideal gas equation
A
pV = nRT
4
Q
Define ‘empirical formula’
A
The simplest whole number ratio of atoms of each element present in a compound
5
Q
Define ‘molecular formula’
A
The actual number of atoms of each element present in a molecule
