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Asked by ashley

What is the molar mass of pentane if 4.18 ~ 1016 molecules of pentane weigh 5.00 ƒÊg?
10 years ago

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Answered by DrBob222
mols = 4.18E16/5.02E23 = ?
Then molar mass = g/mols = ?
That "funny" unit you posted must be microgram or 5E-6g.
10 years ago
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