6 Measuring Mass of Monoprotic Unknown Acid Trial 1 Trial 2 Trial 3 8 Mass of unknown acid 10 0.3059 g 0.3092 g 0.3004 g 11 Concentration of NaOH 0.1052 M 0.1052 M 0.1052 M 12 13 Initial volume of NaOH 14 Final volume NaOH 2.93 mL 25.2 mL 0.35 mL 2.81 mL 22.96 mL 24.8 mL 15 16 17 18 Volume NAOH mL mL mL 19 20 Moles Unknown Acid mol mol mol 21 22 Molar mass Unknown Acid g/mol g/mol g/mol 23 24 Average Molar Mass (AKA GMM) 25 g/mol 26 Standard Deviation Molar Mass g/mol 27 28 Proposed Literature Value Molar Mass g/mol 29 30 % error Molar Mass 31 32
6 Measuring Mass of Monoprotic Unknown Acid Trial 1 Trial 2 Trial 3 8 Mass of unknown acid 10 0.3059 g 0.3092 g 0.3004 g 11 Concentration of NaOH 0.1052 M 0.1052 M 0.1052 M 12 13 Initial volume of NaOH 14 Final volume NaOH 2.93 mL 25.2 mL 0.35 mL 2.81 mL 22.96 mL 24.8 mL 15 16 17 18 Volume NAOH mL mL mL 19 20 Moles Unknown Acid mol mol mol 21 22 Molar mass Unknown Acid g/mol g/mol g/mol 23 24 Average Molar Mass (AKA GMM) 25 g/mol 26 Standard Deviation Molar Mass g/mol 27 28 Proposed Literature Value Molar Mass g/mol 29 30 % error Molar Mass 31 32
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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Measuring Mass of Monoprotic Unknown Acid
7
Trial 1
Trial 2
Trial 3
8
Mass of unknown acid
10
0.3059 g
0.3092 g
0.3004 g
11 Concentration of NaOH
0.1052 M
0.1052 M
0.1052 M
12
13 Initial volume of NaOH
2.93 mL
25.2 mL
0.35 mL
22.96 mL
2.81 mL
14 Final volume NaOH
15
24.8 mL
16
17
18
Volume NaOH
mL
mL
mL
19
20 Moles Unknown Acid
mol
mol
mol
21
22 Molar mass Unknown Acid
|g/mol
g/mol
g/mol
23
24 Average Molar Mass (AKA GMM)
g/mol
25
26 Standard Deviation Molar Mass
g/mol
27
28 Proposed Literature Value Molar Mass
g/mol
29
30 % error Molar Mass
%
31
32
33
34 Measuring the pKa
35
Trial 1
0.3459 g
Trial 2
Trial 3
36 Mass of unknown acid
0.2543 g
0.3078 g
A Data
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