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Using the solubility curve in the second picture answer the following questions.

Using the solubility curve in the second picture answer the following questions.

Introductory Chemistry: A Foundation
Introductory Chemistry: A Foundation
9th Edition
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Donald J. DeCoste
Chapter15: Solutions
Section: Chapter Questions
Problem 24CR: Define a saturated solution. Does saturated mean the same thing as saying the solution is...
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Using the solubility curve in the second picture answer the following questions.
i. Which substance is the most soluble? 2. What is the solubility of KNO, KCI, and Pb(NO,), at 40°C? 3. Which substance increases its solubility through decrease in temperature? 4. Which substances are exothermic? 5. Which substance is least affected by an increase in temperature? 6. What mass of solute will dissolve in 100 g water at the following temperatures? a. NaNO, at 10°C b. K,Cr,O, at 30°C c. NaCl at 50°C 7. Describe which of the following is unsaturated, saturated, or supersat- urated? All solutions are prepared from 100 g of water. a. 60 g KCl at 60°C b. 60 g K,Cr,O, at 90°C c. 60 g Pb(NO,), at 25°C
Transcribed Image Text:i. Which substance is the most soluble? 2. What is the solubility of KNO, KCI, and Pb(NO,), at 40°C? 3. Which substance increases its solubility through decrease in temperature? 4. Which substances are exothermic? 5. Which substance is least affected by an increase in temperature? 6. What mass of solute will dissolve in 100 g water at the following temperatures? a. NaNO, at 10°C b. K,Cr,O, at 30°C c. NaCl at 50°C 7. Describe which of the following is unsaturated, saturated, or supersat- urated? All solutions are prepared from 100 g of water. a. 60 g KCl at 60°C b. 60 g K,Cr,O, at 90°C c. 60 g Pb(NO,), at 25°C
100 90 NaNO, 80 70 60 cacl 50 40 KCI NaC KĆIO, 30 10 Ce,(SO,), 10 30 40 50 60 70 Temperature (°C) 90 100 80 ON 20 20 Solubility (g of salt in 100 g H,O)
Transcribed Image Text:100 90 NaNO, 80 70 60 cacl 50 40 KCI NaC KĆIO, 30 10 Ce,(SO,), 10 30 40 50 60 70 Temperature (°C) 90 100 80 ON 20 20 Solubility (g of salt in 100 g H,O)
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