1. Use the graph provided to answer the following questions: a. What mass of potassium nitrate can be dissolved in 100g of water at 20°C b. What salt is the least soluble at 80-C c. What mass of KCl could be dissolved in 200g of water at 10 C Solubility (g of salt in 100g H₂O) 100 90 80 70 60 50 40 30 20 10 Solubilities of Salts in Water Pb(NO CONX KCI K.C.₂O, KCIO Ce, (SO₂) 10 20 30 40 50 60 70 80 90 100 Temperature (°C)

1. Use the graph provided to answer the following questions: a. What mass of potassium nitrate can be dissolved in 100g of water at 20°C b. What salt is the least soluble at 80-C c. What mass of KCl could be dissolved in 200g of water at 10 C Solubility (g of salt in 100g H₂O) 100 90 80 70 60 50 40 30 20 10 Solubilities of Salts in Water Pb(NO CONX KCI K.C.₂O, KCIO Ce, (SO₂) 10 20 30 40 50 60 70 80 90 100 Temperature (°C)

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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doc Henry's and Percent v Name Date Period 1 2 3 4 5 6 7 Henry's Law Sı/P1= S2/P2 1. If a substance has a solubility of 0.85 g/L at 4.0 atm, how much will dissolve at 1.0 atm of pressure?
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At 40°C, 40g of Ammonium chloride (NH4CI) is dissolved in 100 g of water. Is this solution saturated, unsaturated, or supersaturated? a. saturated b. unsaturated c. Supersaturated Previous page Finish attempt ...
15. Which of the following combinations is most likely to produce an ionic bond? Cl and Rb S and N a. b. C. d. e. Letter answer to question #15: 16. Which of the following aqueous solutions would have the highest vapor pressure at 25 °C? pure water 1 m glucose (C6H12O6) 1 m NaNO3 1 m MgCl₂ 1 M (NH4)2SO4 Letter answer to question #16: a. b. C and O F and F Li and Na C. d. e. 17. What is the formal charge on the oxygen in OCN-¹? a. 0 b. -1 -2 +1 e. +2 C. d. Letter answer to question #17:
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4*) Consider the three solutions listed below that are prepared by dissolving 1 mole of the indicated solute in 1 kg of water: Solution 1: 1-mole KBr Solution 2: 1 mole CO(NH2)2Solution 3: 1 mole Na2SO4 a)Which solution will have the lowest vapor pressure of water above it? Explain. b)Which solution will have the highest vapor pressure of water above it? Explain.
When 30 grams of NH4Cl are mixed with 100 grams of water at 50°C, will the solution that results be saturated, unsaturated, or supersaturated? Explain your answer.
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a. An aqueous solution is prepared by adding 16 g of NaCl and diluting to a volume of 100 ml. The density of this solution is 1.09 g/ml. Find the molarity, molality, and mole fraction of the NaCl in this solution.
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Which of the following concentration values has the HIGHEST mass of KCl (molar mass: 74.55 g/mol) dissolved in water (molar mass: 18.02 g/mol)? Consider 100-gram solutions with a density of 1.00 g/mL. a.5.0% by mass KCl solution b.Solution with KCl mole fraction of 0.050 c.0.50 molal KCl solution d.0.050 molar KCl solution