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chemical engineering mass transfer
1. 1 kg of a saturated aqueous solution of a highly soluble component A at 60°C is cooled to 25°C. The solubility limits of A are (0.6 kgA/kg water) at 60°C and (0.2 kgA/kg water) at 25°C. The amount in kg of the crystals formed is
(A): 0.175
(B): 0.2
(C): 0.25
(D): 0.4
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