week4dq.pdf
April 14, 2022Cash flow
April 14, 2022
Data+Calc
| Experiment 1: Measurements |
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Expt Data in Blue |
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Calculations in Red |
| Student Name |
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Chem Instructor Data |
| Temperature of Water (oC) |
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18.4 |
| Density of Water (g/mL) |
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0.998526 |
from CRC 63rd Ed, F5-6 |
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| Table 1: Mass of Water Using a 25-mL Gradulated Cylinder and Top-Loading Balance (#16) |
| Run |
Volume of Each Aliquot (mL) |
Mass of Empty Beaker (g) |
Mass of Beaker + Water (g) |
Mass of Water (g) |
| 1 |
10.00 |
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0.00 |
| 2 |
10.00 |
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0.00 |
| 3 |
10.00 |
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0.00 |
| 4 |
10.00 |
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0.00 |
| Average |
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0.00 |
| Standard Deviation |
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0.00 |
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True Volume (mL) = |
0.00 |
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%Error = |
ERROR:#DIV/0! |
High |
| Table 2: Mass of Water Using a 10-mL Volumetric Pipet and Top-Loading Balance (#16) |
| Run |
Volume of Each Aliquot (mL) |
Mass of Empty Beaker (g) |
Mass of Beaker + Water (g) |
Mass of Water (g) |
| 1 |
10.00 |
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0.00 |
| 2 |
10.00 |
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0.00 |
| 3 |
10.00 |
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0.00 |
| 4 |
10.00 |
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0.00 |
| Average |
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0.00 |
| Standard Deviation |
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0.00 |
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True Volume (mL) = |
0.00 |
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%Error = |
ERROR:#DIV/0! |
High |
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Table 3: Mass amd Volume of Water Using a 10-mL Graduated Pipet and Analytical Balance |
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Initial Pipet Reading (mL) |
Final Pipet Reading (mL) |
Volume of Water Added (mL) |
Empter Beaker Mass (g) |
Mass of Beaker + Water (g) |
Mass of Water (g) |
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0.78 |
3.90 |
3.12 |
31.2346 |
34.3475 |
3.1129 |
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0.00 |
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39.3877 |
5.0402 |
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0.00 |
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46.3702 |
6.9825 |
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0.00 |
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55.3821 |
9.0119 |
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Table 4: Graphing Data |
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Volume of Water (mL) |
Mass of Water (g) |
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0.00 |
0.0000 |
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3.12 |
3.1129 |
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0.00 |
5.0402 |
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0.00 |
6.9825 |
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0.00 |
9.0119 |
