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Which of the following are necessary steps in performing paper chromatography?    I. Saturate the chamber with the vapor of the mobile phase    II. Allow the chromatogram to touch the sides of the beaker    III. Place the spots at the same height as the solvents    IV. Spot the samples 2 cm apart from each other

Which of the following are necessary steps in performing paper chromatography?    I. Saturate the chamber with the vapor of the mobile phase    II. Allow the chromatogram to touch the sides of the beaker    III. Place the spots at the same height as the solvents    IV. Spot the samples 2 cm apart from each other

Chemistry
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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Which of the following are necessary steps in performing paper chromatography?
   I. Saturate the chamber with the vapor of the mobile phase
   II. Allow the chromatogram to touch the sides of the beaker
   III. Place the spots at the same height as the solvents
   IV. Spot the samples 2 cm apart from each other

a. I and III
b. I and IV
c. I, III and IV
d. II, III and IV

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