9-1 The Mole

It measures mass

It measures volume

It is a counting unit

It measures temperature

The molecular mass is 30.

One molecule of N₂O consists of one nitrogen atom and one oxygen atom.

One mole of N₂O contains 6.02 x 10²³ atoms of nitrogen.

One mole of N₂O consists of two moles of nitrogen atoms and one mole of oxygen atoms.

moles × (6.02 × 10^23 particles/mol)

moles ÷ (6.02 × 10^23 particles/mol)

moles + (6.02 × 10^23 particles/mol)

moles - (6.02 × 10^23 particles/mol)