A) 0.53
B) 1
C) 0.1
D) 0.01
Correct Answer: B
Solution :
pH of mixture of strong and weak acid depends only upon strong acid concentration. 0.1MHC1 = 0.1 NHCl Its \[[{{H}^{+}}]=0.1\] \[pH=-\log [{{H}^{+}}]=\log \frac{1}{[{{H}^{+}}]}=\log \frac{1}{[0.1]}\]\[=\log \,10=1\]
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