Solubility of potassium nitrate at 313 K is 62 g. What mass of potassium nitrate would be needed to produce a saturated solution of KNO3 in 52 g of water at 313 K? What is the effect of change of temperature on the solubility of a salt?
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This is the maximum amount of solute that can be dissolved in water at 313K. The solution is saturated at that temperature. Mass KNO3 = 62/2 = 31g . KNO3 soluble in 50g H2O at 313K.
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