eg ituation 10 - An aqueous solution at a temperature of 70 degu contains 18 mol & KNO3 is boiled to give a finai yield of solid KNO3 of 65 percent. The solubility of the KNO3 at 70 degc is given at 20 mols. 5. How much KNO3 has precipitated from the solution? A. 15. 7 mol c. 10.1 mol B. 11.7 mol D. 17.1 moi 5. How much of the initial water was boiled off? A. 58.6 mol C. 56.8 mol B. 55.6 mol D. 57.8 mol man 11