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A 225-9 sample of KNO3 is completely dissolved in 250 g of water at 60 C. The solution is gradually cooled to 0*C. At this

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A 225-9 sample of KNO3 is completely dissolved in 250 g of water at 60 C. The solution is gradually cooled to 0*C. At this cooler temperature, the solubility of KNO3 in water is 12.1 g/100 g water. What is the mass of KNO; that will crystallize out of the solution at 0 C? Select one: O a. 215g O b. 168 g Oc. 188 g od 1959 Clear my choice

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