Discuss its pressure and temperature dependence.
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Define first order phase transition. Derive the Clausius-Clapeyron equation. Plot
(a) entropy, and (b) Gibbs function as a function of temperature for a first order phase transition.
Discuss its pressure and temperature dependence.
Write principal merits of a Pt-resistance thermometer.
The average energy of helium molecules is ¯E = 2.89 ×10−21J. Calculate their average speed (¯v).
Define Fermi energy. Show that the expression of Fermi-energy is given by
How it is related with Fermi-temperature.
Write Mayer’s formula. The molar heat capacities of a gas at constant pressure
and constant volume are 28.8 J mol−1 K−1 and 20.5 J mol−1 K−1 respectively.
Calculate the gas constant.
A gaseous system expands from volume V1 to V2 under isobaric conditions.
Calculate the work done in this process.