Molar Conversions Made Easy

Front

*Front:* Molar mass

Back

of one mole of a substance (g/mol)

Front

*Front:* Avogadro's number

Back

6.022 x10^23 particles/mol

Front

*Front:* Formula for moles

Back

latex="\text{Moles} = \frac{\text{Mass (g)}}{\text{Molar Mass (g/mol)}}">

Front

*Front:* Convert grams to moles

Back

by molar mass

Front

*Front:* Convert moles to grams

Back

by molar mass

Front

Back

latex="18 \, \text{g} \div 18 \, \text{g/mol} = 1 \, \text{mol}">

Front

*Front:* Example: 2 moles of NaCl to grams

Back

latex="2 \, \text{mol} \times 58.44 \, \text{g/mol} = 116.88 \, \text{g}">

Front

*Front:* Conversion factor for moles to particles

Back

by Avogadro's number

Front

*Front:* Conversion factor for particles to moles

Back

by Avogadro's number

Front

*Front:* Common mistake: Forgetting units

Back

include units in calculations