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A 25.0 mL sample of 0.125 molL−1 pyridine (Kb=1.7×10−9) is titrated with 0.100 molL−1HCl. Part A Calculate the...

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Chemistry

A 25.0 mL sample of 0.125 molL−1 pyridine (Kb=1.7×10−9)is titrated with 0.100 molL−1HCl.

Part A

Calculate the pH at 0 mL of added acid.

Express your answer using two decimal places.

Part B

Calculate the pH at 10 mL of added acid.

Express your answer using two decimal places.

Part C

Calculate the pH at 20 mL of added acid.

Express your answer using two decimal places.

Part D

Calculate the pH at equivalence point.

Express your answer using two decimal places.

Part E

Calculate the pH at one-half equivalence point.

Express your answer using two decimal places.

Part F

Calculate the pH at 40 mL of added acid.

Express your answer using two decimal places.

Part G

Calculate the pH at 50 mL of added acid.

Express your answer using two decimal places.

Answer & Explanation Solved by verified expert
3.8 Ratings (544 Votes)
A 250 mL sample of 0125 molL1 pyridine Kb17109 is titrated with 0100 molL1HCl a initially Kb HBOHB 17109 xx0125x x 1457105 OH 1457105 pOH log1457105 48365 pH 1448365 91635 b after 10 ml of    See Answer
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