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A soft drink has [H+] = 3.8 x 10^-3 M. Its pH is closest to
A3.80
B2.42
C3.00
D1.58
Answer & Solution
Correct answer: B. 2.42
pH = -log(3.8 x 10^-3) = 3 - 0.58 = 2.42.
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