The painkiller and anti-tussive codeine is a weak base with a pKb of 7.95. A solution with 1gram of codeine dissolved in 120 mL water is titrated with a 0.100 M HCl. 33.44 mL of the acidis required to reach the equivalence point. What is the molecular weight of codeine?

The painkiller and anti-tussive codeine is a weak base with a pKb of 7.95. A solution with 1gram of codeine dissolved in 120 mL water is titrated with a 0.100 M HCl. 33.44 mL of the acidis required to reach the equivalence point. What is the molecular weight of codeine?

Introductory Chemistry For Today

8th Edition

ISBN:9781285644561

Author:Seager

Publisher:Seager

Chapter9: Acids, Bases, And Salts

Section: Chapter Questions

Problem 9.104E

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Question

The painkiller and anti-tussive codeine is a weak base with a pKb of 7.95. A solution with 1
gram of codeine dissolved in 120 mL water is titrated with a 0.100 M HCl. 33.44 mL of the acid
is required to reach the equivalence point. What is the molecular weight of codeine?

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