Problem: Calculate the [H3O+] of each aqueous solution with the following [OH-].Part A         NaOH, 1.0 x 10 -2 M         Express your answer using two significant figures.Part B          milk of magnesia, 1.2 x 10 -5 M           Express your answer using two significant figures.

FREE Expert Solution
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FREE Expert Solution

A) Since NaOH is a strong base, it will dissociate completely in the solution. This means that the concentration of hydroxide ions after dissociation will be the same as the initial concentration of NaOH. [H3O+] can be calculated using the ion-product constant of water (kw) and [OH-

98% (163 ratings)
Problem Details

Calculate the [H3O+] of each aqueous solution with the following [OH-].

Part A

NaOH, 1.0 x 10 -2 M

Part B

milk of magnesia, 1.2 x 10 -5

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Strong Acid-Base Calculations concept. If you need more Strong Acid-Base Calculations practice, you can also practice Strong Acid-Base Calculations practice problems .

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Based on our data, we think this problem is relevant for Professor Diaz-Consul's class at MDC.