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molality of a sc

molality of a sc

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Toy understanding your supposed to answer ''3" questions per asking . Please write clear for and in order as question thanks
11. How much water (in grams) of 11.5m HCI is needed to contain 2.57 moles of HCI? 12. How many grams of Ca(OH)2 need to be dissolved in 1.50 kg of water in a 0.250m solution? 27.78 g 13. What is the molality of a solution made by dissolving 17.5 g of NaC,H;O2 in 45.0 grams of wat 14. What weight (in grams) of KOH is there dissolved in 2.50 kg of 5.5m KOH solution?
Transcribed Image Text:11. How much water (in grams) of 11.5m HCI is needed to contain 2.57 moles of HCI? 12. How many grams of Ca(OH)2 need to be dissolved in 1.50 kg of water in a 0.250m solution? 27.78 g 13. What is the molality of a solution made by dissolving 17.5 g of NaC,H;O2 in 45.0 grams of wat 14. What weight (in grams) of KOH is there dissolved in 2.50 kg of 5.5m KOH solution?
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