Multiple Choice
A 25.0 mL sample of 0.150 mol L-1 hydrofluoric acid is titrated with a 0.150 mol L-1 NaOH solution.What is the pH before any base is added? Hydrofluoric acid is monoprotic.The of hydrofluoric acid is 3.5 × 10-4.
A) 2.33 × 10-3
B) 2.63
C) 3.46
D) 7.07 × 10-3
E) 2.15
Correct Answer:
Verified
Correct Answer:
Verified
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