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OpenStudy (anonymous):
what is the molecular formula for CH2O,90g/mol
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OpenStudy (abmon98):
CH2O thats the empircal formul calculate its Mr (12*1)+(2*1)+(16*1)=30grams Molecular formula has a Mr of 90 90/30=3 Multiply CH2O by so we get C3H6O3
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