If a sample of magnesium has a mass of 72.9 g, how many moles of magnesium does the sample contain?

Silverdust asked Jun 26, 2023

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Silverdust asked Jun 26, 2023

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12 votes

Answer:

3 moles

Step-by-step explanation:

Mg has molar mass of 24.31 g/mol

so 72.9 g / 24.31 g/mo = 3 moles

Mantoska answered Jun 29, 2023

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