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Material Type: Exam; Professor: Condon; Class: General Chemistry I; Subject: Chemistry; University: Roane State Community College; Term: Fall 2003;
Typology: Exams
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1 atm / 760 torr R = 0.08206 L atm mol -1^ K-1 V STP = 22.4 L mol!^1 T/K = t°C /°C + 273.15 NA = 6.022 × 10^23 Temperature in °C versus Water Vapor Pressure in torr 0°C 4.6 torr 10°C 9.2 torr 20°C 17.5 torr 1°C 4.9 torr 11°C 9.8 torr 21°C 18.7 torr 2°C 5.3 torr 12°C 10.5 torr 22°C 19.8 torr 3°C 5.7 torr 13°C 11.2 torr 23°C 21.1 torr 4°C 6.1 torr 14°C 12.0 torr 24°C 22.4 torr 5°C 6.5 torr 15°C 12.8 torr 25°C 23.8 torr 6°C 7.0 torr 16°C 13.6 torr 26°C 25.2 torr 7°C 7.5 torr 17°C 14.5 torr 27°C 26.7 torr 8°C 8.0 torr 18°C 15.5 torr 28°C 28.3 torr 9°C 8.6 torr 19°C 16.5 torr 29°C 30.0 torr Compound Name Temperature °C for the pressures: 1 torr 10 torr 40 torr 100 torr 400 torr 760 torr Methanol -44.0 -16.2 +5.0 +21.6 +49.9 +64. Carbon disulfide -73.9 -44.7 -22.5 -5.1 + 28.0 +46. Acetic acid -17.2 +17.5 +43.0 +63.0 +99.0 +118. Ethanol -31.3 - 2.3 +19.0 + 34.9 + 63.5 + 78. Propanone -59.4 -31.1 - 9.4 + 7.7 + 39.5 + 56. 1-propanol -15.0 +14.7 +36.4 + 52.8 + 82.0 + 97. 2-propanol -26.1 + 2.4 +23.8 + 39.5 + 67.8 + 82.
a. 23.8 torr b. 21.6 torr c. 0.953 torr d. 0.909 torr e. 22.7 torr
1.b 2.e 3.a 4.d 5.a 6.d 7.b 8.c 9.e 10.a 11.b 12.e 13.e 14.a 15.b 16.d 17.e 18.b 19.a 20.e