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Fudgin [204]
3 years ago
8

What is the pH of a solution that has a hydroxide ion concentration of 1.0×10−9 M?

Chemistry
1 answer:
bogdanovich [222]3 years ago
7 0

Answer:

\boxed{\text{pH = 5.00}}

Explanation:

Step 1. Calculate the pOH

pOH =-log[OH⁻]

pOH =-log(1.0 × 10⁻⁹)

pOH = 9.00

Step 2. Calculate the pH

pH + pOH = 14.00

pH + 9.00 = 14.00

\boxed{\textbf{pH = 5.00}}

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