The solubility-product constants, Kp, at 25 °C for two compounds [iron(II) carbonate, FeCO3, and cadmium(II) carbonate, CdCO3] are given by the table Substance Кар FeCO3 2.10 x 10-11 CdCO3 1.80 x 10-14 Part A A solution of Na2CO3 is added dropwise to a solution that contains 1.03x10-2 M Fe2+ and 1.52x10-2 MCd2+. What concentration of CO² is need to initiate precipitation? Neglect any volume changes during the addition. Express your answer with the appropriate units. ▸ View Available Hint(s) [CO32] = Value Units Submit Part B Complete previous part(s) Part C Complete previous part(s) Provide Feedback ? Next >

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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The solubility-product constants, Kp, at 25 °C for two
compounds [iron(II) carbonate, FeCO3, and cadmium(II)
carbonate, CdCO3] are given by the table
Substance
Кар
FeCO3 2.10 x 10-11
CdCO3 1.80 x 10-14
Part A
A solution of Na2CO3 is added dropwise to a solution that contains 1.03x10-2 M Fe2+ and 1.52x10-2 MCd2+. What concentration of CO² is need to
initiate precipitation? Neglect any volume changes during the addition.
Express your answer with the appropriate units.
▸ View Available Hint(s)
[CO32] = Value
Units
Submit
Part B Complete previous part(s)
Part C Complete previous part(s)
Provide Feedback
?
Next >
Transcribed Image Text:The solubility-product constants, Kp, at 25 °C for two compounds [iron(II) carbonate, FeCO3, and cadmium(II) carbonate, CdCO3] are given by the table Substance Кар FeCO3 2.10 x 10-11 CdCO3 1.80 x 10-14 Part A A solution of Na2CO3 is added dropwise to a solution that contains 1.03x10-2 M Fe2+ and 1.52x10-2 MCd2+. What concentration of CO² is need to initiate precipitation? Neglect any volume changes during the addition. Express your answer with the appropriate units. ▸ View Available Hint(s) [CO32] = Value Units Submit Part B Complete previous part(s) Part C Complete previous part(s) Provide Feedback ? Next >
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