Problem: Find the pH of a solution at 25°C in which [OH–] = 2.5 × 10–9 M.A) 6.50B) 8.60C) 7.40D) 2.50E) 5.40

FREE Expert Solution

For this problem, we have to calculate the pH of a solution at 25°C in which [OH] = 2.5 × 10–9 M.

In this case, calculate the pOH first:

pOH= -log[OH-]

pOH = -log(2.5x10-9 M)

pOH = 8.60

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Problem Details

Find the pH of a solution at 25°C in which [OH] = 2.5 × 10–9 M.

A) 6.50

B) 8.60

C) 7.40

D) 2.50

E) 5.40

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