17-2

1. In a sample of lemon juice, [H⁺] is 6.2x10^-4 M. What is the pH?

2. A sample of detergent has a pH of 8.20. What is the [H⁺]?

3. What is [OH^-] of the detergent in Q2?

4. What is the pH of 0.055M of HCl?

5. What is the pH of 0.001M of Ca (OH) ₂?

6. What is the pOH of the solution in Q5?

7. If 0.56g of CaO is dissolved in the water to make 1.0L solution. What is the pH of the solution?