Essential Chemistry for IGCSE - Chemical Calculations (Section 4 - No. 46)
Which formula is used to calculate the number of moles of a substance?
Moles = Mass / Molar Mass
Moles = Molar Mass / Mass
Moles = Mass x Molar Mass
Moles = Mass + Molar Mass
Explanation
The formula for moles is mass divided by molar mass.
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