What is the [OH-] in an oven-cleaning solution if the pH is 12.35?

Name: What is the [OH-] in an oven-cleaning solution if the pH is 12.35?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The pH of the solution is 12.35, which means that the [H+] is 10^(-12.35) M.

We can use the Kw expression to find the [OH-]:

Kw = [H+][OH-]

1.0 x 10^(-14) = (10^(-12.35))[OH-]

[OH-] = 0.022 M (rounded to three significant figures)

Therefore, the answer is C.

What Is the [OH-] in an Oven-Cleaning Solution If the PH