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Problem- Suppose you have just added 200.0 ml of a solution containing 0.5000 moles of acetic acid per liter to 100.0 ml of 0.5000 M NaOH. What is the final pH? The Ka of acetic acid is 1.77 x 10-5.

A. 4.754 B. 0.357 C. 14.5 D. 2.80 E. 5.53

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