Topical Questions
These questions are keyed to major topics in the chapter. Usually a question that is answered at the back of the book is paired with a similar one that is not.
The pH of a Ba(OH)2 solution is 10.66 at 25 °C. Calculate the hydroxide ion concentration of this solution. If the solution volume is 250. mL, calculate how many grams of Ba(OH)2 must have been used to make this solution.
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