After 0.552 g of ascorbic acid (Vitamin C) is dissolved in 20 mL of water, methyl orange indicator is added on it and titrated with 0.1103 M KOH. Since the equivalence point is reached when 28.42 mL of base is consumed in the titration, which of the following is the molecular weight (g/mol) for Vitamin C? (Vitamin C is monoprotic acid) А. 165 В. 352 С. 330 D. 176

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter16: Reactions Between Acids And Bases
Section: Chapter Questions
Problem 16.58QE
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After 0.552 g of ascorbic acid (Vitamin C) is dissolved in 20 mL of water, methyl orange indicator is
added on it and titrated with 0.1103 M KOH. Since the equivalence point is reached when 28.42 mL
of base is consumed in the titration, which of the following is the molecular weight (g/mol) for
Vitamin C? (Vitamin C is monoprotic acid)
A. 165
B. 352
C. 330
D. 176
Transcribed Image Text:After 0.552 g of ascorbic acid (Vitamin C) is dissolved in 20 mL of water, methyl orange indicator is added on it and titrated with 0.1103 M KOH. Since the equivalence point is reached when 28.42 mL of base is consumed in the titration, which of the following is the molecular weight (g/mol) for Vitamin C? (Vitamin C is monoprotic acid) A. 165 B. 352 C. 330 D. 176
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