An organic acid (HA) in a sample that weighs 0.3996 grams was incorporated in water to form a colorless aqueous solution and titrated potentiometrically. 18.62 mL of 0.1243 M NaOH was required to reach the endpoint. Determine the molecular mass of the organic acid. 192.12 g/mol O 172.65 g/mol 145.73 g/mol 129.10 g/mol

An organic acid (HA) in a sample that weighs 0.3996 grams was incorporated in water to form a colorless aqueous solution and titrated potentiometrically. 18.62 mL of 0.1243 M NaOH was required to reach the endpoint. Determine the molecular mass of the organic acid. 192.12 g/mol O 172.65 g/mol 145.73 g/mol 129.10 g/mol

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter21: Potentiometry

Section: Chapter Questions

Problem 21.22QAP

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