Chemistry, 19.03.2020 23:33 littledudefromacross
A sample of helium (He) gas initially at 19°C and 1.0 atm is expanded from 1.4 L to 2.8 L and simultaneously heated to 35°C. Calculate the entropy change for the process.
Answers: 1
= (19 + 273) K = 292 K, 
= 1.0 atm,
= 1.4 L
) of 2.8 L and it is heated to 
or (35 + 273) K = 308 K.
![0.4822 \times [1.5 \times 0.052 + 0.693]](/tpl/images/0554/8697/09f71.png)
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A sample of helium (He) gas initially at 19°C and 1.0 atm is expanded from 1.4 L to 2.8 L and simult...
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