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On addition of 1 c.c. of dilute hydrochloric acid (1% concentration) to 80 c.c. of a buffer solution of pH = 4, the pH of the solution becomes | |
A. | 1 [Wrong Answer] |
B. | 8 [Wrong Answer] |
C. | 4 [Correct Answer] |
D. | 2 [Wrong Answer] |