2. If some water remained on the lighter at the time of the second weighing (after collecting the gas), how would this affect your determination of molecular weight? Be specific. Show a sample calculation to
2. If some water remained on the lighter at the time of the second weighing (after collecting the gas), how would this affect your determination of molecular weight? Be specific. Show a sample calculation to
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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Transcribed Image Text:2. If some water remained on the lighter at the time of the second weighing (after collecting the gas), how
would this affect your determination of molecular weight? Be specific. Show a sample calculation to

Transcribed Image Text:2. Determining the Molecular Weight of a Gas.
293 k
Room temperature - TR
292.8 k
Water temperature - Tw
768.0 mmhm
Barometric Pressure - Patm
23.8 mmHg
Vapor Pressure of Water - Pwater
768.0 -23.8 =742 mmHg
Pressure of Butane - Pbutane (Patm- Pwater)
Total
Trial
1
11.629g
11.533 g
11.373g
34.5 g
Mf
11.649 g
11.629 g
11.533 g
34.8 g
MI
0.106
0.150
0.276
Mbutane
0.020
41.5
109
31.4
36.4
Vbutane
Molar Mass 58.1
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