Unknown sample identification Mass of flask and dry cap (g) Mass of flask with condensed vapor (g) Temperature of water bath (°C) Mass of flask with distilled water (g) Lab barometric pressure (mmHg) CHEM& 162: Lab 1 - Gas Laws: POSTIAR REPORT Distilled water density (g/mL) Qualitative Comments 3 Trial 1 114.9 g 116.1 g 103.1°C Type data here 748.5 mmHG at 23.1°C 0.998 g/mL We should have read the procedure more carefully and thoroughly. Trial 2 3 111.4 g 113.2 g 103.1°C 437.1 g 748.5 mmHG at Page 1 of 4 23.1°C 0.998 g/mL
Unknown sample identification Mass of flask and dry cap (g) Mass of flask with condensed vapor (g) Temperature of water bath (°C) Mass of flask with distilled water (g) Lab barometric pressure (mmHg) CHEM& 162: Lab 1 - Gas Laws: POSTIAR REPORT Distilled water density (g/mL) Qualitative Comments 3 Trial 1 114.9 g 116.1 g 103.1°C Type data here 748.5 mmHG at 23.1°C 0.998 g/mL We should have read the procedure more carefully and thoroughly. Trial 2 3 111.4 g 113.2 g 103.1°C 437.1 g 748.5 mmHG at Page 1 of 4 23.1°C 0.998 g/mL
Chapter11: Properties Of Solutions
Section: Chapter Questions
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Hello, so I need help with the questions that I'm going to send you, and there is a table for two trials, for the results and need help on answering them, also ignore the part where it says "Mass of flask with distilled water" for trial 1. Thank you
Transcribed Image Text:Unknown sample identification
Mass of flask and dry cap (g)
Mass of flask with condensed vapor (g)
Temperature of water bath (°C)
Mass of flask with distilled water (g)
Lab barometric pressure (mmHg)
CHEM& 162: Lab 1 - Gas Laws: POSTLAB REPORT
Distilled water density (g/mL)
Qualitative Comments
3
Trial 1
114.9 g
116.1 g
103.1°C
Type data here
748.5 mmHG at
23.1°C
0.998 g/mL
We should have
read the procedure
more carefully and
thoroughly.
Trial 2
3
111.4 g
113.2 g
103.1°C
437.1 g
748.5 mmHG at
Page 1 of 4
23.1°C
0.998 g/mL
Transcribed Image Text:For each calculation, you will be required to show detailed work steps. Make sure the number of each
question is clear according to what was in the introductions and procedure document. Meaning, make
sure that your use of the template doesn't mess up the numbering!
Post lab questions
1) What was the gas pressure in atmospheres?
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2) Determine the volume of the flask, in liters
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Volume of flask
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Panan
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3) Determine the gas temperature in Kelvin for each of the two trials.
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CHEM& 162: Lab 1 - Gas Laws: RASTA REPORT
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Trial 1-temperature of gas
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Page 2 of 4
Trial 2-temperature of gas
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4) Determine the moles of sample vapor for each of the two trials.
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Trial 1-moles of sample vapor
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Trial 2-moles of sample vapor
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5) Determine the molar mass of the unknown sample (in g/mol) for each of the two trials.
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Trial 1-molar mass of unknown
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CHEM& 162: Lab 1-Gas Laws: RASTA REPORT
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Trial 2-molar mass of unknown
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6) Determine the average molar mass between the two trials.
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Molar mass of unknown
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7) Determine the percent difference between the two trials.
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Page 3 of 4
Percent Difference between trials
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