Question

A compound containing only carbon, hydrogen, and oxygen is subjected to elemental analysis. Upon complete combustion, a 0.7916 g sample of the compound produced 1.581 g of CO2 and 0.6474 g of H2O. The molecular weight of the compound is 132.2 amu. What is the molecular formula of the compound?

Name: a compound containing only carbon hydrogen and oxygen is subjected to elemental analysis upon complete combustion a 07916 g sample of the compound produced 1581 g of co2 and 06474 g of h2o t 85732
Uploaded: 2022-03-17T01:13:32-08:00
Duration: 5 min 25 s
Channel: Kartik Indoliya
Description: a compound containing only carbon hydrogen and oxygen is subjected to elemental analysis upon complete combustion a 07916 g sample of the compound produced 1581 g of co2 and 06474 g of h2o t 85732

          A compound containing only carbon, hydrogen, and oxygen is subjected to elemental analysis. Upon complete combustion, a 0.7916 g sample of the compound produced 1.581 g of CO2 and 0.6474 g of H2O. The molecular weight of the compound is 132.2 amu. What is the molecular formula of the compound?

Added by Shannon G.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Kartik Indoliya

03/17/2022

Step 1

To do this, we need to convert the mass of CO2 produced to moles using the molar mass of CO2. Molar mass of CO2 = 12.01 g/mol (C) + 2(16.00 g/mol) (O) = 44.01 g/mol moles of CO2 = mass of CO2 / molar mass of CO2 moles of CO2 = 1.581 g / 44.01 g/mol = 0.0359 mol Show more…

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A compound containing only carbon, hydrogen, and oxygen is subjected to elemental analysis. Upon complete combustion, a 0.7916 g sample of the compound produced 1.581 g of CO2 and 0.6474 g of H2O. The molecular weight of the compound is 132.2 amu. What is the molecular formula of the compound?