What Is the PH of an Aqueous Solution at 25

question 4

Multiple Choice

What is the pH of an aqueous solution at 25.0 °C that contains 3.98 × 10^{- 9} M hydronium ion?

• A) 5.60
• B) 8.40
• C) 7.00
• D) 3.98
• E) 9.00

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