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6. Chemical Equilibrium - 3! 3부

6. Chemical Equilibrium / The pH Scale / 문제 1

문제 1

If the pH of a solution is 5, what is the H⁺ concentration?

A

1.0 x 10^-5 M

B

1.0 x 10^-9 M

C

5 M

D

1.0 x 10^-14 M