A compound responsible for the odor of garlic has a molecular weight of 146 g/mol.A 0.650 g sample of the compound contains 0.321 g of carbon,0.044 g of hydrogen,and 0.285 g of sulfur.What is the molecular formula of the compound? A)CH₅S B)C₃H₅S C)C₃H₁₅S₃ D)C₆H₁₀S₂

Question

Quizplus · Accepted Answer

The empirical formula is determined by the ratio of moles of each element. The molecular formula is a multiple of the empirical formula that matches the molecular weight of 146 g/mol. Calculating the moles of each element and comparing to the molecular weight, C₆H₁₀S₂ fits.

A Compound Responsible for the Odor of Garlic Has a Molecular