Q5. The following data are for a gas- liquid chromatographic column:
able[[ able[[Length of],[Packing]],40cm
Q5. The following data are for a gas- liquid chromatographic column:
Calculate;
Length of Packing VM Vs
40 cm
(a) An average number of plates
19.6 mL 62.6 mL
(b) An average plate height for the column.
(c) the retention factor.
Retention Width of Time, min Peak Base (W), min
(d) the distribution constant.
From the data above, calculate for species Methylcyclohexane(A) and Methylcyclohexene (B);
Air 1.9 Methylcyclohexane(A) 10.0
0.76 0.82 1.06
Methylcyclohexene(B) 10.9
(e) the resolution.
Toluene (C)
13.4
(f) the selectivity factor.
(g) the length of column necessary to separate the two species with a resolution of 1.75.