How many moles of calcium are in 425 g calcium (ca)
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How many moles of calcium are in 425 g calcium (ca)

[From: ] [author: ] [Date: 11-09-15] [Hit: ]
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Divide by the molar mass of calcium (found on the periodic table).

Rigorously:

425g x 1 mol / 40.078g = 10.060432157 moles

Rounded down to proper significant figures: 10.6g

-
425/40 = 10 5/8 moles.
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