Explain hydrochloric acid is titrated with naoh

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Problem- A 10.0 mL sample of 0.075 M hydrochloric acid is titrated with 0.200 M NaOH. Calculate the pH after: a) 2.00 mL of base has been added b) 5.00 mL of base has been added c) 7.00 mL of base has been added.

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