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7. Which compound has the lowest solubility at 50°C? At 10°C? 8. At what temperature can only 80 g of NaNO3 dissolve in 100 g of water?

7. Which compound has the lowest solubility at 50°C? At 10°C? 8. At what temperature can only 80 g of NaNO3 dissolve in 100 g of water?

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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Use the solubility chart @ the bottom to answer the following questions. 5. How much KNO3 should be able to dissolve at 65°C in 100 g of water? 6. Which compound's solubility changes the least as the temperature is increased? 7. Which compound has the lowest solubility at 50°C? At 10°C? 8. At what temperature can only 80 g of NaNO3 dissolve in 100 g of water? 9. If you dissolved exactly 100 g of KCl in 100 g of water at 80°C, would the solution be saturated, unsaturated, or supersaturated? 10. If you dissolved 125 g of NaNO3 at 60 °C and then cooled the solution down to 40 °C, what would the solution be considered? Saturated, unsaturated, or supersaturated? Grams of solute per 100 g H₂O 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 O NH3 10 20 NaNO3 KCIO3. NHẠC 30 KCI Naci Ce2(SO4)3 50 40 60 Temperature (°C) 70 80 90 100
Transcribed Image Text:Use the solubility chart @ the bottom to answer the following questions. 5. How much KNO3 should be able to dissolve at 65°C in 100 g of water? 6. Which compound's solubility changes the least as the temperature is increased? 7. Which compound has the lowest solubility at 50°C? At 10°C? 8. At what temperature can only 80 g of NaNO3 dissolve in 100 g of water? 9. If you dissolved exactly 100 g of KCl in 100 g of water at 80°C, would the solution be saturated, unsaturated, or supersaturated? 10. If you dissolved 125 g of NaNO3 at 60 °C and then cooled the solution down to 40 °C, what would the solution be considered? Saturated, unsaturated, or supersaturated? Grams of solute per 100 g H₂O 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 O NH3 10 20 NaNO3 KCIO3. NHẠC 30 KCI Naci Ce2(SO4)3 50 40 60 Temperature (°C) 70 80 90 100
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