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466a For Review 44. Calculate the molarity and mole fraction of acetone in a 1.00-m solution of acetone (CH;COCH;) in ethanol (C2H5OH). (Density of acetone = 0.788 g/cm3; density of ethanol = 0.789 g/cm³.) Assume that the volumes of acetone and ethanol add. 45. A 1.37-M solution of citric acid (H;C,H;O,) in water has a density of 1.10 g/cm³. Calculate the mass percent, molality, mole fraction, and normality of the citric acid. Citric acid has three acidic protons. -46. Calculate the normality of each of the following solutions. a. 0.250 M HCI b. 0.105 M H2SO4 c. 5.3 X 10-2 M H,PO4 d. 0.134 M NaOH e. 0.00521 M Ca(OH)2 What is the equivalent mass for each of the acids or bases listed above? Energetics of Solutions and Solubility -47. The lattice energy* of NaI is -686 kJ/mol, and the enthalpy of hydration is -694 kJ/mol. Calculate the enthalpy of solution per mole of solid Nal. Describe the process to which this 1nu ohon applies

466a For Review 44. Calculate the molarity and mole fraction of acetone in a 1.00-m solution of acetone (CH;COCH;) in ethanol (C2H5OH). (Density of acetone = 0.788 g/cm3; density of ethanol = 0.789 g/cm³.) Assume that the volumes of acetone and ethanol add. 45. A 1.37-M solution of citric acid (H;C,H;O,) in water has a density of 1.10 g/cm³. Calculate the mass percent, molality, mole fraction, and normality of the citric acid. Citric acid has three acidic protons. -46. Calculate the normality of each of the following solutions. a. 0.250 M HCI b. 0.105 M H2SO4 c. 5.3 X 10-2 M H,PO4 d. 0.134 M NaOH e. 0.00521 M Ca(OH)2 What is the equivalent mass for each of the acids or bases listed above? Energetics of Solutions and Solubility -47. The lattice energy* of NaI is -686 kJ/mol, and the enthalpy of hydration is -694 kJ/mol. Calculate the enthalpy of solution per mole of solid Nal. Describe the process to which this 1nu ohon applies

Chemistry: An Atoms First Approach
Chemistry: An Atoms First Approach
2nd Edition
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter10: Properties Of Solutions
Section: Chapter Questions
Problem 31E: Common commercial acids and bases are aqueous solutions with the following properties: Density...
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A 1.37-M solution of citric acid (H3C6H5O7) in water has a density of 1.10 g/cm3. Calculate the mass percent, molality, mike fraction, and normality of the citric acid. Citric acid has three acidic protons.

466a For Review 44. Calculate the molarity and mole fraction of acetone in a 1.00-m solution of acetone (CH;COCH;) in ethanol (C2H5OH). (Density of acetone = 0.788 g/cm3; density of ethanol = 0.789 g/cm³.) Assume that the volumes of acetone and ethanol add. 45. A 1.37-M solution of citric acid (H;C,H;O,) in water has a density of 1.10 g/cm³. Calculate the mass percent, molality, mole fraction, and normality of the citric acid. Citric acid has three acidic protons. -46. Calculate the normality of each of the following solutions. a. 0.250 M HCI b. 0.105 M H2SO4 c. 5.3 X 10-2 M H,PO4 d. 0.134 M NaOH e. 0.00521 M Ca(OH)2 What is the equivalent mass for each of the acids or bases listed above? Energetics of Solutions and Solubility -47. The lattice energy* of NaI is -686 kJ/mol, and the enthalpy of hydration is -694 kJ/mol. Calculate the enthalpy of solution per mole of solid Nal. Describe the process to which this 1nu ohon applies
Transcribed Image Text:466a For Review 44. Calculate the molarity and mole fraction of acetone in a 1.00-m solution of acetone (CH;COCH;) in ethanol (C2H5OH). (Density of acetone = 0.788 g/cm3; density of ethanol = 0.789 g/cm³.) Assume that the volumes of acetone and ethanol add. 45. A 1.37-M solution of citric acid (H;C,H;O,) in water has a density of 1.10 g/cm³. Calculate the mass percent, molality, mole fraction, and normality of the citric acid. Citric acid has three acidic protons. -46. Calculate the normality of each of the following solutions. a. 0.250 M HCI b. 0.105 M H2SO4 c. 5.3 X 10-2 M H,PO4 d. 0.134 M NaOH e. 0.00521 M Ca(OH)2 What is the equivalent mass for each of the acids or bases listed above? Energetics of Solutions and Solubility -47. The lattice energy* of NaI is -686 kJ/mol, and the enthalpy of hydration is -694 kJ/mol. Calculate the enthalpy of solution per mole of solid Nal. Describe the process to which this 1nu ohon applies
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