4.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 70. g/mol, is burned completely in excess oxygen, and the mass of the products carefully measured: product mass carbon dioxide 12.57 g water 5.15 g Use this information to find the molecular formula of X.

World of Chemistry
7th Edition
ISBN:9780618562763
Author:Steven S. Zumdahl
Publisher:Steven S. Zumdahl
Chapter9: Chemical Quantities
Section: Chapter Questions
Problem 55A
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4.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 70. g/mol, is burned
completely in excess oxygen, and the mass of the products carefully measured:
product
mass
carbon dioxide
12.57 g
water
5.15 g
Use this information to find the molecular formula of X.
Transcribed Image Text:4.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 70. g/mol, is burned completely in excess oxygen, and the mass of the products carefully measured: product mass carbon dioxide 12.57 g water 5.15 g Use this information to find the molecular formula of X.
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