3. The following data were obtained by gas-liquid chromatography on a 30 cm packed column. Compound Air Methylcyclohexene Toluene ta (min) 1.9 12.6 13.4 Calculate the following parameters: W (min) 0.82 1.06 a. An average number of plates (N) for this column b. An average plate height (H) for this column c. Retention factor (k) for both compounds d. Selectivity factor (a) e. Resolution (Rs) of this separation f. Calculate the number of plates necessary to achieve a resolution of 1.5 www transcribed image text