Data Table for Unknown # 8 1 Mass of unknown ammonium salt 2 Molarity of NaOH(aq), M2 3 Molarity of HCl(aq), M1 4 Volume of NaOH(aq) measured For back-titration 5 Initial Volume of HCl(aq) used Final Volume of HCl(aq) used 6 7 Volume of HCl(aq) used, V1 End Point (Color Change) 8 Trial 1 0.400g 0.1938 M 0.1942 M 50.00mL OmL Trial 2 0.415g 0.1938 M 0.1942 M 50.00mL 23.00mL 42.80mL 50.00ml 23.00mL 50.00mL blue green → Yellow Trial 3 0.403g 0.1938 M 0.1942 M 50.00mL OmL 20.80mL 50.00mL
Data Table for Unknown # 8 1 Mass of unknown ammonium salt 2 Molarity of NaOH(aq), M2 3 Molarity of HCl(aq), M1 4 Volume of NaOH(aq) measured For back-titration 5 Initial Volume of HCl(aq) used Final Volume of HCl(aq) used 6 7 Volume of HCl(aq) used, V1 End Point (Color Change) 8 Trial 1 0.400g 0.1938 M 0.1942 M 50.00mL OmL Trial 2 0.415g 0.1938 M 0.1942 M 50.00mL 23.00mL 42.80mL 50.00ml 23.00mL 50.00mL blue green → Yellow Trial 3 0.403g 0.1938 M 0.1942 M 50.00mL OmL 20.80mL 50.00mL
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Results and Conclusion
First Paragraph: First sentence matches with the first sentence of the Objective
First sentence is: to identify the given ammonium salt and to determine determine
its equivalent mass via acid-base titration
Please calculate Average molar mass, % relative range, error, Identity of Unknown stated
Second Paragraph: sources of errors discussed
Please please please answer super super fast it's super important
Transcribed Image Text:Data Table for Unknown #
8
1 Mass of unknown ammonium salt
2 Molarity of NaOH(aq), M2
3 Molarity of HCl(aq), M1
4 Volume of NaOH(aq) measured
For back-titration
5 Initial Volume of HCl(aq) used
Final Volume of HCl(aq) used
6
7
Volume of HCl(aq) used, V1
End Point (Color Change)
8
Trial 1
0.400q
0.1938 M
0.1942 M
50.00mL
OmL
Trial 2
0.415a
0.1938 M
0.1942 M
50.00mL
23.00mL
42.80mL
50.00ml
23.00mL
50.00mL
blue green → Yellow
Trial 3
0.403g
0.1938 M
0.1942 M
50.00mL
OmL
20.80mL
50.00mL
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