Calculate the PH of a Solution That Is 7

question 86

Multiple Choice

Calculate the pH of a solution that is 7.22 × 10^-4 M C₆H₅NH₂. K_b is 3.8 × 10^-10.

• A) 6.28
• B) 7.72
• C) 6.50
• D) 7.50
• E) none of these

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