# Question #44429

##### 1 Answer

#### Answer:

#### Explanation:

First, we use this relationship between pH and pOH:

We know that

To determine the

Where "log" is the base ten logarithm. If you're not familiar with logs, they are essentially the opposite of exponents. For example, we know that

Back to the problem. We know that

Dividing by

Finally, we raise both sides to the power of ten to cancel the logarithm, leaving us with:

as our concentration.