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How many moles of oxygen in 3.5 Mols of CH2O
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How many moles of oxygen in 3.5 Mols of CH2O

User Shashi Shankar
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M of CH2O= 12+2+16=30 g/mol
So 30g/mol = 3.5 mol
=> 16g/mol*3.5 divide by 30 = 1.86 mol
I think
User Vaccano
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