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Experiment 1: Boyle’s Law Experiment
Condition 1
Before expansion After expansion
PT 1
Pressure, kPa
Temperature, °C
Pressure, kPa
Temperature, °C
152 27.4 135.2 25.9
PT 2 102.5 26.9 134.6 26.4
Condition 2
Before expansion After expansion
PT 1
Pressure, kPa
Temperature, °C
Pressure, kPa
Temperature, °C
102.9 25.6 87.5 25.0
PT 2 55.0 24.6 86.9 27.0
Condition 3
Before expansion After expansion
PT 1
Pressure, kPa
Temperature, °C
Pressure, kPa
Temperature, °C
155.1 29.7 121.0 26.8
PT 2 52.0 23.8 120.7 27.7
Experiment 3: Isentropic Expansion Process
Before expansion After expansion
PT 1 (kPa abs) 158.6 109.6
TT 1 (°C) 31.2 26.4
Experiment 4: Stepwise Depressurization
PT 1 (kPa abs)
InitialAfter first expansion
After second expansion
After third expansion
After fourth expansion
160.1 143.3 133.2 122.2 113.5
142.7 133.3 122.5 113.6
143.9 133.4 122.6 113.7
144.0 133.5 122.7 113.8
144.1 133.6 122.8 114.3
144.2 133.7 122.9 114.5
144.3 134.8 123.0 114.6
144.4 134.9 123.1 114.7
144.5 134.0 123.2 114.8
144.6 134.1 123.3 114.9
134.2 123.4 115.1
123.5 115.2
123.6 115.3
123.7
123.8
123.9
124.0
Experiment 5: Brief Depressurization
PT 1 (kPa abs)
Initial After brief expansion
155.3 112.3
112.4
112.5
112.6
112.7
113.4
113.5
113.6
113.7
113.9
114.0
114.1
114.2
114.3
114.4
114.5
114.6
Experiment 6: Determination of Ratio of Volume
PT 1 (kPa abs) PT 2 (kPa abs)
Before expansion 149.0 57.3
After expansion 133.3 88.1
Experiment 7: Determination of Ratio of Heat Capacity
Initial Intermediate Final
PT 1 (kpa abs) 155.2 132.1 109.0
TT 1 (°C) 29.8 27.9 26.0
