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1. A 0.0250 M Ca(X)₂2 has a pH of 8.049. Ca(X)2 is composed of a Ca²+ cation and an unknown anion X, which undergoes hydrolysis. A. Write the balanced dissociation reaction of Ca(X)2 into its ions. Write your answer on your solution sheet B. Write the balanced hydrolysis reaction of the unknown anion, X¹. Write your answer on your solution sheet C. Calculate the Kh or Kb of X. D. Given the following K, values of different weak acids, determine the identity of X. Weak acids Ka HIO 2.00 x 10-11 HCN 6.17 x 10-10 CH₂COOH 1.80 x 105 HNO2 4.00 x 10-4

1. A 0.0250 M Ca(X)₂2 has a pH of 8.049. Ca(X)2 is composed of a Ca²+ cation and an unknown anion X, which undergoes hydrolysis. A. Write the balanced dissociation reaction of Ca(X)2 into its ions. Write your answer on your solution sheet B. Write the balanced hydrolysis reaction of the unknown anion, X¹. Write your answer on your solution sheet C. Calculate the Kh or Kb of X. D. Given the following K, values of different weak acids, determine the identity of X. Weak acids Ka HIO 2.00 x 10-11 HCN 6.17 x 10-10 CH₂COOH 1.80 x 105 HNO2 4.00 x 10-4

Chemistry & Chemical Reactivity
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter19: Principles Of Chemical Reactivity: Electron Transfer Reactions
Section: Chapter Questions
Problem 110IL: The amount of oxygen, O2, dissolved in a water sample at 25 C can be determined by titration. The...
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1. A 0.0250 M Ca(X)₂ has a pH of 8.049. Ca(X)2 is composed of a Ca²+ cation and an unknown anion X, which undergoes hydrolysis. A. Write the balanced dissociation reaction of Ca(X)2 into its ions. Write your answer on your solution sheet B. Write the balanced hydrolysis reaction of the unknown anion, X. Write your answer on your solution sheet C. Calculate the K₁ or K, of X¹. D. Given the following K, values of different weak acids, determine the identity of X. Weak acids Ka HIO 2.00 x 10-11 HCN 6.17 x 10-10 CH3COOH 1.80 x 105 HNO 2 4.00 x 10-4 27
Transcribed Image Text:1. A 0.0250 M Ca(X)₂ has a pH of 8.049. Ca(X)2 is composed of a Ca²+ cation and an unknown anion X, which undergoes hydrolysis. A. Write the balanced dissociation reaction of Ca(X)2 into its ions. Write your answer on your solution sheet B. Write the balanced hydrolysis reaction of the unknown anion, X. Write your answer on your solution sheet C. Calculate the K₁ or K, of X¹. D. Given the following K, values of different weak acids, determine the identity of X. Weak acids Ka HIO 2.00 x 10-11 HCN 6.17 x 10-10 CH3COOH 1.80 x 105 HNO 2 4.00 x 10-4 27
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