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Q.

The empirical formula of a compound is CH2O . 0.0835 moles of the compound contains 1.0 g of hydrogen atoms. Molecular formula of the compound is _____?

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a

C6H12O6

b

C5H10O5

c

C4H8O4

d

C4H8O3

answer is A.

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Detailed Solution

Given, EF=CH2OLet the molecular formula be CH2On1 mole of a compound contains 2n moles of H atoms or n moles of HydrogenH20.0835 mole of the compound will contain 0.0835n moles of Hydrogen (H2) = 0.1670n moles of H atom0.1670n=1n=1÷0.1670=5.9≈6∴The molecular formula is C6H12O6
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