7. In gas chromatography, increasing the column length leads toanalytes, assuming all other parameters are kept constant.a.no effect onb. an increase inC. a decrease in8. Suppose you are extracting an organic compound from an aqueous solution usingretention time fordichloromethane.a. top layerb. bottom layerOnce you mix the two layers together, which layer is the organic extract? 60019. Which way is best to remove an acidic impurity from an organic liquid that is immiscible withwater?a. simple distillationb. wash with aqueous basec. wash with aqueous acidd. recrystallizationit in diegolved in a volatile

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7. In gas chromatography, increasing the column length leads to analytes, assuming all other parameters are kept constant. a. no effect on b. an increase in C. a decrease in C retention time for queous solution using

7. In gas chromatography, increasing the column length leads to analytes, assuming all other parameters are kept constant. a. no effect on b. an increase in C. a decrease in C retention time for queous solution using

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

7. In gas chromatography, increasing the column length leads to
analytes, assuming all other parameters are kept constant.
a.
no effect on
b. an increase in
C. a decrease in
8. Suppose you are extracting an organic compound from an aqueous solution using
retention time for
dichloromethane.
a. top layer
b. bottom layer
Once you mix the two layers together, which layer is the organic extract? 6001
9. Which way is best to remove an acidic impurity from an organic liquid that is immiscible with
water?
a. simple distillation
b. wash with aqueous base
c. wash with aqueous acid
d. recrystallization
it in diegolved in a volatile

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