(A) A student tries to dissolve 50g of KNO3 in 50 g of water at 20oC. What mass of precipitate will form? (B) 25 mL of a saturated solution of K2Cr2O7 was cooled from 90oC to 50oC, how many moles solid will precipitate from solution?
(A) A student tries to dissolve 50g of KNO3 in 50 g of water at 20oC. What mass of precipitate will form? (B) 25 mL of a saturated solution of K2Cr2O7 was cooled from 90oC to 50oC, how many moles solid will precipitate from solution?
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter8: Thermochemistry
Section: Chapter Questions
Problem 90QAP: Consider a metal ion A2+ and its nitrate salt, In an experiment, 35.00 mL of a 0.217 M solution of...
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(A) A student tries to dissolve 50g of KNO3 in 50 g of water at 20oC. What mass of precipitate will form?
(B) 25 mL of a saturated solution of K2Cr2O7 was cooled from 90oC to 50oC, how many moles solid will precipitate from solution?
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