# The concentration of hydrogen ion in a sample of soft drink is 3.8xx10^(-3) M. What is its pH?

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The concentration of hydrogen ion in a sample of soft drink is 3.8xx10^(-3) M. What is its pH?
A. 3.8
B. 5.04
C. 2.42
D. 9.2

by (80.5k points)
pH=-log[H^(+)]=-log(3.8xx10^(-3))=2.42