Chemistry Practice Problems pH and pOH Practice Problems Solution: What is the concentration (in M) of hydroxide ions...

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Solution: What is the concentration (in M) of hydroxide ions (OH −) in a solution at 25.0 °C with pH = 4.282?      A) 9.72 B) 1.66 × 10 4 C) 1.91 × 10 −10 D) 5.22 × 10 −5 E) 4.28

Problem

What is the concentration (in M) of hydroxide ions (OH ) in a solution at 25.0 °C with pH = 4.282?     

A) 9.72

B) 1.66 × 10 4

C) 1.91 × 10 −10

D) 5.22 × 10 −5

E) 4.28