UAt3 0 – InterviewSolution

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1.

UAt3 0

Answer»

molecular mass = 30 mass of carbon =40% of 30 = 0.4×30 = 12 no. of c = 12/12 = 1 atom

mass of H = 6.67% of 30 = 2 , no. of H = 2/1 = 2

so, Formula is CH2O

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