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Thermodynamics

Question

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What will be the sign of ∆G for the melting of ice at 267K and at 276K?

Solution

Melting point temperature of ice = 273 K.
Thus, at 267 K, the process is non-spontaneous (∆G = +ve) while at 276K, it becomes spontaneous (∆G = –ve).

Some More Questions From Thermodynamics Chapter

From thermodynamic point of view, to which system the animals and plants belong?

What is a state function?

A thermodynamic state function is a quantity

What is reversible process in thermodynamics?

Define irreversible change.

Name the variable that is kept constant in isochoric process and isobaric process.

Give one difference between an isothermal and an adiabatic process.

For the process to occur under adiabatic conditions, the correct condition is

Define internal energy of a system

Define enthalpy.

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