Using the Weak Acid Approximation

This page provides problems in using and testing the weak acid approximation When you press "New Problem", a question will appear to the left of the table. Calculate the [H+] of the solution, using the weak acid approx and press "Check Answer". Results appear in the second table. If your [H+] is correct, determine whether the approx value meets the 5% validity criterion. On this page all of the species are weak acids.

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