What Is the PH at the Half-Stoichiometric Point for the Titration

question 32

Multiple Choice

What is the pH at the half-stoichiometric point for the titration of 0.88 M HNO₂(aq) with 0.10 M KOH(aq) ? For HNO₂,K_a = 4.3 * 10^-4.

• A) 3.37
• B) 2.01
• C) 1.86
• D) 7.00
• E) 1.71

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