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Unformatted text preview: Question 1 (1 point) Save Problem 1 (a) Find the concentration in mol/L of calcium ion in the solution. 3.5 x 10-15 mol/L 2.6 x 10-8 mol/L 6.4 x 10-7 mol/L 1.9 x 10-6 mol/L Question 2 (1 point) Save Problem 1(b) Find the concentration in mol/L of phosphate ion in the solution. 2.6 x 10-8 mol/L 3.5 x 10-15 mol/L 1.3 x 10-6 mol/L 1.9 x 10-6 mol/L Question 3 (1 point) Save Problem 1(c) Find the total concentration of all ions (sum of positive and negative concentrations) in this solution. 1.3 x 10-6 mol/L 1.9 x 10-6 mol/L 6.9 x 10-15 mol/L 3.2 x 10-6 mol/L Question 4 (1 point) Save Problem 1(d) If the calcium ion concentration is increased by adding a soluble calcium salt, the concentration of phosphate ion will increase, decrease, or stay the same (choose one). increase decrease stay the same Question 5 (1 point) Save Problem 1(e) If more water is added and the solution and solid calcium phosphate are allowed to reach equilibrium...
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This note was uploaded on 04/07/2008 for the course CHEM 103a taught by Professor Weso during the Spring '08 term at University of Arizona- Tucson.
- Spring '08