Determine the change in thermal energy when 100. g of benzene (C6H6) is cooled from 100.0 °C to 20.0 °C. Value (units) T, (°C) Tb (°C) AHfusion ΔΗ, Hvaporization (1) (₁ °C) (7.C) Cs,solid Cs,liquid Csgas (7.C) O 13.0 kJ O 52.3 kJ O 39.3 kJ O-13.0 kJ O-52.3 kJ kJ mol O-39.3 kJ Water, H₂O 0.00 100.0 6.02 40.7 2.09 4.18 2.01 Benzene, C6H6 5.40 80.1 9.90 30.7 1.51 1.73 1.33

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Determine the change in thermal energy when 100. g of benzene (C6H6) is cooled from
100.0 °C to 20.0 °C.
Value (units)
T (°C)
Tb (°C)
kJ
AHfusion mol
AHvaporization
Cs,solid (7.C)
Cs,liquid (7.C)
(7.C)
Cs,gas
13.0 kJ
O 52.3 kJ
39.3 kJ
O-13.0 kJ
-52.3 kJ
kJ
mol
O -39.3 kJ
Water, H₂O
0.00
100.0
6.02
40.7
2.09
4.18
2.01
Benzene, C6H6
5.40
80.1
9.90
30.7
1.51
1.73
1.33
Transcribed Image Text:Determine the change in thermal energy when 100. g of benzene (C6H6) is cooled from 100.0 °C to 20.0 °C. Value (units) T (°C) Tb (°C) kJ AHfusion mol AHvaporization Cs,solid (7.C) Cs,liquid (7.C) (7.C) Cs,gas 13.0 kJ O 52.3 kJ 39.3 kJ O-13.0 kJ -52.3 kJ kJ mol O -39.3 kJ Water, H₂O 0.00 100.0 6.02 40.7 2.09 4.18 2.01 Benzene, C6H6 5.40 80.1 9.90 30.7 1.51 1.73 1.33
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