What does Avogadro's number represent?
(6.02 X 10 ^23)

The mass of one mole (1 mol of atoms of an element) is equal to what?

What is the equation that shows how to work out the number of moles of an element?

The relative formula mass of a substance is the sum of all the atoms in its formula. Use Methane CH4 as your example.

the mass of one mole of a compound is equal to its relative atomic mass in grams. So, what would be the mass of Methane (CH4) - use your answer from the previous card to help you.

The next section of these cards is on moles in solution.

What can the concentration of a solute in a solution be measured in?

Moles to mass calculations?

What is the mass of 0.1 mol of oxygen molecules, 02? (relative atomic mass of oxygen is 16)

Solution calculation?

What does Mol dm^-3 stand for?

Conversions - how do you convert between g dm^-3 and moldm^-3 ?

Conversions - how do you convert between moldm^-3 and g dm^-3?