alcium citrate (Ca3(C6H507)2: MM = 498.46 g/mol), a common food preservative, has a Ksp of 1.12 x 10-15 at 25 °C. .Write the reaction equation for the dissolution of Ca3(C6H5O7)2 solid (in your solution sheet). 3. Calculate the solubility in mg/L at 25 °C in pure water. Neglect other competing equilibria. C. Calculate the solubility in mg/L at 25 °C in the presence of 0.010 M CaCl₂. Neglect other competing equilibria. Assume that 3s << 0.010 M. . Is the assumption that s << 0.010 M valid? (Yes or No)

Chemistry by OpenStax (2015-05-04)
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Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter15: Equilibria Of Other Reaction Classes
Section: Chapter Questions
Problem 10E: The Handbook of Chemistry and Physics (http://openstaxcollege.org/l/16Handbook) gives solubilities...
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Calcium citrate (Ca3(C6H507)2; MM = 498.46 g/mol), a common food preservative, has a Ksp of 1.12 × 10-¹5 at 25 °C.
A. Write the reaction equation for the dissolution of Ca3(C6H5O7)2 solid (in your solution sheet).
B. Calculate the solubility in mg/L at 25 °C in pure water. Neglect other competing equilibria.
C. Calculate the solubility in mg/L at 25 °C in the presence of 0.010 M CaCl₂. Neglect other competing equilibria. Assume that 3s << 0.010 M.
D. Is the assumption that s << 0.010 M valid? (Yes or No)
Transcribed Image Text:Calcium citrate (Ca3(C6H507)2; MM = 498.46 g/mol), a common food preservative, has a Ksp of 1.12 × 10-¹5 at 25 °C. A. Write the reaction equation for the dissolution of Ca3(C6H5O7)2 solid (in your solution sheet). B. Calculate the solubility in mg/L at 25 °C in pure water. Neglect other competing equilibria. C. Calculate the solubility in mg/L at 25 °C in the presence of 0.010 M CaCl₂. Neglect other competing equilibria. Assume that 3s << 0.010 M. D. Is the assumption that s << 0.010 M valid? (Yes or No)
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