An experimenter performed a titration of an unknown weak base to determine the identity of the weak base, The experimenter dissolved 0.175 g of the base into 25.0 mL of deionized water, and the titrant they used was HBr at a concentration of 0.150 M. Using the table below, determine the Kb and the molar mass of the weak base. Volume of HBr pH 0 mL 11.96 13.0 mL 10.75 26.0 mL 5.90 1.96 30.0 mL

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
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Chapter16: Applications Of Neutralization Titrations
Section: Chapter Questions
Problem 16.28QAP
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biloz erti lo
1) An experimenter performed a titration of an unknown weak base to
fo determine the identity of the weak base, The experimenter dissolved 0.175
g of the base into 25.0 mL of deionized water, and the titrant they used
was HBr at a concentration of 0.150 M. Using the table below, determine
noit the Kb and the molar mass of the weak base.
Iorw
Volume of HBr
pH
0 mL
11.96
13.0 mL
10.75
26.0 mL
5.90
30.0 mL
1.96
Transcribed Image Text:biloz erti lo 1) An experimenter performed a titration of an unknown weak base to fo determine the identity of the weak base, The experimenter dissolved 0.175 g of the base into 25.0 mL of deionized water, and the titrant they used was HBr at a concentration of 0.150 M. Using the table below, determine noit the Kb and the molar mass of the weak base. Iorw Volume of HBr pH 0 mL 11.96 13.0 mL 10.75 26.0 mL 5.90 30.0 mL 1.96
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