Solving a problem in chemistry section 11 point 92

Solving a problem in chemistry section 11 point 92

92. A substance containing carbon and hydrogen, and their mass fractions are, respectively, 57.70 and 3.84%. In determining the sulfur content of 0.2664 g of compound A was obtained 0.2985 g of barium sulfate. Vapour density of A on helium 52. Define its molecular formula.

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Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)

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