Consider the following problem. Calcium phosphate, Ca3(PO4)2 is a water-insoluble mineral, large quantities of which are used to make commercial fertilizers. Taking its Ksp value as 1 x 10-33 calculate 1. The concentration of PO43- in equilibrium with the solid if [Ca2+] = 1 x 10-9 M a. 1 x 10-12 M b. 1 x 10-9 M c. 1 x 10-6 M d. 1 x 10-3 M 2. The concentration of Ca2+ in equilibrium with the solid if [PO43-] = 1 x 10-5 M a. 2 x 10-4 M b. 2 x 10-6 M c. 2 x 10-8 d. 2 x 10-10 M
Consider the following problem. Calcium phosphate, Ca3(PO4)2 is a water-insoluble mineral, large quantities of which are used to make commercial fertilizers. Taking its Ksp value as 1 x 10-33 calculate 1. The concentration of PO43- in equilibrium with the solid if [Ca2+] = 1 x 10-9 M a. 1 x 10-12 M b. 1 x 10-9 M c. 1 x 10-6 M d. 1 x 10-3 M 2. The concentration of Ca2+ in equilibrium with the solid if [PO43-] = 1 x 10-5 M a. 2 x 10-4 M b. 2 x 10-6 M c. 2 x 10-8 d. 2 x 10-10 M
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter15: Additional Aqueous Equilibria
Section: Chapter Questions
Problem 104QRT
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Consider the following problem. Calcium phosphate, Ca3(PO4)2 is a water-insoluble mineral, large quantities of which are used to make commercial fertilizers. Taking its Ksp value as 1 x 10-33 calculate
1. The concentration of PO43- in equilibrium with the solid if [Ca2+] = 1 x 10-9 M
a. 1 x 10-12 M
b. 1 x 10-9 M
c. 1 x 10-6 M
d. 1 x 10-3 M
2. The concentration of Ca2+ in equilibrium with the solid if [PO43-] = 1 x 10-5 M
a. 2 x 10-4 M
b. 2 x 10-6 M
c. 2 x 10-8
d. 2 x 10-10 M
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