At 20?C. 1,000 kg of a mixture of 50 wt% Na2S04 . 10H2O and 50 wt% Na2S04 crystals exists. How many kilograms of water must be added to just completely dissolve the crystals if the temperature is kept at 20°C and equilibrium is maintained? UseFigure.

Transcribed Image Text:

50 50 Homogeneous solution Solia Na, so,- solution Ice solutian 20 Salids - Na,S0, - Na,So, 10H,0 Na,8o, 10H,0 solution 10 Na, SO, 10H,0 Ice eutectic +ealectio -10 60 10 20 30 40 50 60 70 90 100 Weight percent Na,50, Temperalure, "C 30