Question: 4. A compound used as a dry-cleaning fluid was analyzed and found to contain 18.00% C, 2.27% H, and 79.73% Cl. Its molar mass =

4. A compound used as a dry-cleaning fluid was analyzed and found to contain 18.00% C, 2.27% H, and 79.73% Cl. Its molar mass = 133.5 g/mol. Determine the molecular formula of the fluid.

5. An unknown liquid contains 38.7% C and 51.6% O by mass. The remainder of the compound is H. If the compound has a molar mass = 62.07g /mol, what is the molecular formula of the compound?

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