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pH to Hydronium

APCHEM-IM4U8Q

The pH of a given solution is 4.80.

Which of the following is the hydronium ion concentration?

A

$4.8 × 10^{-9}$

B

$1.6 × 10^{-5}$

C

$2.4 × 10^{-4}$

D

$6.8 × 10^{-2}$