Problem: Calculate the pH at the equivalence point in titrating 0.120 M solutions of each of the following acids with a solution 0.090 M in NaOH.chlorous acid (HClO2)

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Step 3

Kb =[HA][OH-][A-]KwKa=[HA][OH-][A-]1×10-141.2 × 10-2=(x)(x)0.120 - x8.3333×10-13=x20.120 - x



[A-]Kb=0.1208.3333×10-13 > 500


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Problem Details
Calculate the pH at the equivalence point in titrating 0.120 M solutions of each of the following acids with a solution 0.090 M in NaOH.


chlorous acid (HClO2)

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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 Equivalence Point concept. If you need more Equivalence Point practice, you can also practice Equivalence Point practice problems.

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Based on our data, we think this problem is relevant for Professor Strathman's class at IOWA.