Analysis of a compound gave 39.50% C, 2.21% H, and 58.30% Cl. When 0.855 g of this

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Analysis of a compound gave 39.50% C, 2.21% H, and 58.30% Cl. When 0.855 g of this solid was dissolved in 7.50 g of naphthalene, the solution had a freezing point of 78.0°C. The pure solvent freezes at 80.0°C; its molal freezing point constant is 6.8°C/m.
a. What is the molecular formula of the compound?
b. What is its molecular mass to the nearest 0.1 g?
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General Chemistry

ISBN: 978-1439043998

9th edition

Authors: Darrell Ebbing, Steven D. Gammon

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