Question
1. A student prepares a solution of 0.100 mol of TRIS (pKa=8.07) in 500. mL of water. What is the pH value of this solution?
1. A student prepares a solution of 0.100 mol of TRIS (pKa=8.07) in 500. mL of water. What is the pH value of this solution?
2. He adds 20.0 mL of 1.00 M hydrochloric acid to the solution in part 1. What is the pH value of the solution?
3. The student adds an additional 20.0 mL of 0.500 M hydrochloric acid to the solution in part 2. What is the new pH value of the solution?
4. The student adds a total of 100.0 mL of 0.50 M hydrochloric acid to the solution obtained in part 2. What is the pH value of the solution?
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Statistical Reasoning for Everyday Life
Authors: Jeff Bennett, Bill Briggs, Mario F. Triola
4th edition
978-0321817747, 321817745, 978-0321890139, 321890132, 321817621, 978-0321817624
