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Asked by twynna

Calculate the number of moles and atoms.
A)64 gm of O2
B)58.9gm of CI
C)90.5gm of (NH4)2SO4
D)243gm of Mg2

Please help i have NO CLUE HOW TO DO THIS THANKS!!!
14 years ago

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Answered by DrBob222
# moles = grams/molar mass.
14 years ago
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Question

Calculate the number of moles and atoms.
A)64 gm of O2
B)58.9gm of CI
C)90.5gm of (NH4)2SO4
D)243gm of Mg2

Please help i have NO CLUE HOW TO DO THIS THANKS!!!

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