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Question- Construct a rough plot of pH versus volume of added base for the titration of 50 mL of 0.055 M HCN with 0.075 M NaOH. Ka = 4.0*10-10 for HCN.

1) What is the pH before any NaOH is added?

2) What volume of base, in milliliters, is required to reach the equivalence point?

3) What is the pH at the equivalence point?

Express your answer to two significant figures and include the appropriate units.

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Category:- Chemistry
Reference No.:- M91235108

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