Mole ConceptHard

Question

The empirical formula of a compound is CH2O. If 0.0833 moles of the compound contains 1.0 g of hydrogen, then its molecular formula should be

Options

A.C6H12O6
B.C5H10O5
C.C4H8O4
D.C3H6O3

Solution

Let molecular formula = CxH2xOx

As, 0.0833 × 2x = 1 ⇒ x = 6

⇒ Molecular formula = C6H12O6

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