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You are given 80.0 mL of 0.250 M citric acid (a triprotic acid with the formula...

You are given 80.0 mL of 0.250 M citric acid (a triprotic acid with the formula H3C6H5O7; we can abbreviate it as simply H3Cit). How many moles of sodium hydroxide would you need to add to obtain a solution with a pH of 6.50?

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Answer #1

I chose pka3 because it is the nearest value to the pH required. I used the theory of buffers to develop this exercise.

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