A Sample of 50

question 71

Multiple Choice

A sample of 50.0 mL of 0.10 M NH₃ ( K _b = 1.8×10 ^{- 5}) is titrated with 0.10 M HCl. Calculate the pH at the equivalence point.

• A) 7.00
• B) 5.28
• C) 2.87
• D) 11.13
• E) 1.00

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