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For example, the molar mass of NaCl canbecalculated for finding the atomic mass of sodium(22.99g/mol) and the atomic mass of chlorine (35.45 g/mol)andcombining them. The molar mass of NaCl is58.44g/mol.
Likewise, what is the molar mass of sodium?
22.989769 u
Then, what's the molar mass of sodium hydroxide?
39.997 g/mol
Amazingly, there are 6.02x10^23 atoms in each ofthesamples above. A sample of 12 grams of carbon is equaltoone mole. The amount of moles in a substance canbedetermined using that substance's molar mass. The molar mass istheamount of grams in one mole ofasubstance.