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.Management Sciences
A. Co-current absorbers are usually used, when the gas to be dissolved in the liquid is a pure
substance
B. In case of gas absorption, HETP is equal to HTU, when both the operating line & the
equilibrium lines are parallel
C. Hatta number is important in case of gas absorption with chemical reaction
D. In actual practice, absorption is an endothermic process, while stripping is an exothermic
process
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