pH and pOH Calculations Worksheet
A Grade 11 Chemistry worksheet focusing on pH and pOH calculations, including strong acids, bases, and ion concentrations.
Includes
Standards
Topics
pH and pOH Calculations
Name:
Date:
Score:
Read each question carefully and provide the best answer. Show all your work for calculation problems. Use the provided pH scale as a reference.
1. What is the pH of a 0.01 M HCl solution?
1
2
7
12
2. If the pOH of a solution is 3, what is its pH?
3
7
11
14
3. The product of the hydrogen ion concentration and the hydroxide ion concentration in an aqueous solution at 25°C is always equal to .
4. A solution with a pH of 7 is considered .
5. Calculate the [H+] concentration for a solution with a pH of 4.5.
6. A solution has a hydroxide ion concentration ([OH-]) of 1.0 x 10^-5 M. Calculate its pOH and pH.
7. Adding a strong acid to water will increase its pH.
True
False
8. The pH of a 0.001 M KOH solution is 3.
True
False
9. A solution is prepared by dissolving 0.005 moles of Ba(OH)2 in enough water to make 500 mL of solution. Calculate the pH of this solution.