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Suppose you have 49.9 mL of a solution of HC2H3O2. You titrate it with a 0.10...

Suppose you have 49.9 mL of a solution of HC2H3O2. You titrate it with a 0.10 M solution of KOH and use 15.5 mL to reach the endpoint.

a)What is the concentration of HC2H3O2?

b) What was the pH of the original HC2H3O2 solution?

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