Chemistry, 04.10.2019 18:30 spearjj

Ahelium balloon contains 0.48 g of helium. given the molecular weight of helium is 4.0g/mol, how many moles of helium does it contain?

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Ahelium balloon contains 0.48 g of helium. given the molecular weight of helium is 4.0g/mol, how man...

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