Multiple Choice
A 73.5-mL sample of 0.18 M HNO2 (Ka = 4.0 × 10-4) is titrated with 0.12 M NaOH. What is the pH after 25.2 mL of NaOH has been added?
A) 10.07
B) 7.00
C) 3.93
D) 2.76
E) 2.87
Correct Answer:
Verified
Correct Answer:
Verified
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