What Is the PH of a 0

question 21

Multiple Choice

What is the pH of a 0.30 M trisodium phosphate solution? [Ka for monohydrogen phosphate ion is 4.2 × 10^-13]

• A) 13.3
• B) 12.9
• C) 10.5
• D) 9.8
• E) 8.6

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