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K = 10 ..eg 2+ CaSO (s) + SO;- + Ca O What are the concentration (mol/L) and activity of CaSO (s) before any dissolution occurs? O What is the activity of CaSO (s) after enough dissolution has occurred so that the reaction reaches equilibrium, assuming that not all of the solid dissolves? So and 2+ o Compute the concentrations of Ca in mol/L and in mg/L at equilibrium Y Ca = Yso; = Ycaso,(s) =1.0 %3D assuming that

K = 10 ..eg 2+ CaSO (s) + SO;- + Ca O What are the concentration (mol/L) and activity of CaSO (s) before any dissolution occurs? O What is the activity of CaSO (s) after enough dissolution has occurred so that the reaction reaches equilibrium, assuming that not all of the solid dissolves? So and 2+ o Compute the concentrations of Ca in mol/L and in mg/L at equilibrium Y Ca = Yso; = Ycaso,(s) =1.0 %3D assuming that

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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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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3. One gram of solid calcium sulfate [CASO(s)] is added to 1.0 L of pure water. Some of the solid then dissolves according to the following reaction, which has an equilibrium constant of -4.85 K = 10 -.eg 2+ CaSO (s) so; + Ca (a) What are the concentration (mol/L) and activity of CaSO (s) before any dissolution occurs? (b) What is the activity of CaSO (s) after enough dissolution has occurred so that the reaction reaches equilibrium, assuming that not all of the solid dissolves? 2+ (c) Compute the concentrations of Ca So;- in mol/L and in mg/L at equilibrium, and YCa?. = Yso? = YCaso, (s) = 1.0 assuming that
Transcribed Image Text:3. One gram of solid calcium sulfate [CASO(s)] is added to 1.0 L of pure water. Some of the solid then dissolves according to the following reaction, which has an equilibrium constant of -4.85 K = 10 -.eg 2+ CaSO (s) so; + Ca (a) What are the concentration (mol/L) and activity of CaSO (s) before any dissolution occurs? (b) What is the activity of CaSO (s) after enough dissolution has occurred so that the reaction reaches equilibrium, assuming that not all of the solid dissolves? 2+ (c) Compute the concentrations of Ca So;- in mol/L and in mg/L at equilibrium, and YCa?. = Yso? = YCaso, (s) = 1.0 assuming that
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