Purchase Solution

Percent Composition: Gas chromatographic analysis of a mixture of organic compounds gave the following peak areas.

Not what you're looking for?

Ask Custom Question

Gas chromatographic analysis of a mixture of organic compounds gave the following peak areas (sq cm): hexane = 2.7, heptane 1.6, hexanol = 1.8, toluene = 0.5

a. Calculate the mole percent composition of the mixture. Assume that the response of the detector (area per mole) is the same for each component.

b. Calculate the weight percent composition of the mixture using the same assumptions as in part a.

Purchase this Solution

Solution Summary

Solution contains calculations and answers for finding the percent composition of hexane, heptane, hexanol and toluene.

Solution Preview

a. Hexane: 2.7/(2.7+1.6+1.8+0.5)=40.9%
Heptane: 1.6/(2.7+1.6+1.8+0.5)=24.2%
Hexanol: ...

Purchase this Solution


Free BrainMass Quizzes
Match Elements with their Symbols

Elements are provided: choose the matching one- or two-letter symbol for each element.

General Chemistry - Classification of Matter

This test will assess your knowledge on the classification of matter which includes elements, compounds and mixtures.

Functional groups in Organic Chemistry

You will be tested on the names of functional groups in Organic Chemistry. It is very important to know the functional groups to understand Organic reactions.

Thermochemistry

The quiz helps in revising basic concepts about thermochemistry.