a. If retention times in Figure 23-7 are 1.0 min 1.0 min for CH4,CH 4 , 12.0

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a. If retention times in Figure 23-7 are 1.0 min 1.0 min for CH4,CH4, 12.0 min 12.0 min for octane, 13.0 min 13.0 min for unknown, and 15.0 min 15.0 min for nonane, find the Kovats retention index for the unknown.
b. What would be the Kovats index for the unknown if the phase ratio of the column were doubled?
c. What would be the Kovats index for the unknown if the length of the column were halved?

Figure 23-7

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Quantitative Chemical Analysis

ISBN: 9781319164300

10th Edition

Authors: Daniel C. Harris, Charles A. Lucy

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