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a) For one mole of an ideal gas, external pressure (Pexternal) = pressure (P) = 200x103 Pa. The temperature is changed from 100 °C to 25.0 °C at constant pressure. Molar heat capacity at constant volume (Cv,m) = 3/2 R. Calculate the following (in unit J): i) change in internal energy (AU) (-935 J] ii) change in enthalpy (AH) [-1.56x10 J] i) heat (q) [-1.56x10³ J] iv) work done (w) [624 J]

a) For one mole of an ideal gas, external pressure (Pexternal) = pressure (P) = 200x103 Pa. The temperature is changed from 100 °C to 25.0 °C at constant pressure. Molar heat capacity at constant volume (Cv,m) = 3/2 R. Calculate the following (in unit J): i) change in internal energy (AU) (-935 J] ii) change in enthalpy (AH) [-1.56x10 J] i) heat (q) [-1.56x10³ J] iv) work done (w) [624 J]

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a) For one mole of an ideal gas, external pressure (Pexternal) = pressure (P) = 200×10³ Pa. The temperature is changed from 100 °C to 25.0 °C at constant pressure. Molar heat capacity at constant volume (Cv,m) = 3/2 R. Calculate the following (in unit J): i) change in internal energy (AU) [-935 J] ii) change in enthalpy (AH) [-1.56×10³ J] ii) heat (q) [-1.56x10³ J] iv) work done (w) [624 J]
Transcribed Image Text:a) For one mole of an ideal gas, external pressure (Pexternal) = pressure (P) = 200×10³ Pa. The temperature is changed from 100 °C to 25.0 °C at constant pressure. Molar heat capacity at constant volume (Cv,m) = 3/2 R. Calculate the following (in unit J): i) change in internal energy (AU) [-935 J] ii) change in enthalpy (AH) [-1.56×10³ J] ii) heat (q) [-1.56x10³ J] iv) work done (w) [624 J]
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