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Thermodynamics ...

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  • Question 1
    4 / -1

    The free energy for a reaction having ∆H = 31400 cal, ∆S = 32 cal K-1 mol-1 at 1000° C is

  • Question 2
    4 / -1

    ∆G° vs T plot in the Ellingham's diagram slopes upwards for the reactions

  • Question 3
    4 / -1

    Considering entropy (S) as a thermodynamic parameter the criterion for the spontaneity of any process is

  • Question 4
    4 / -1

    The correct relationship between free energy change in a reaction and the corresponding equilibrium constant Kc , is

  • Question 5
    4 / -1

    In the reaction C(s) + O2 (g) → CO2 (g) + 93.4 kcal

  • Question 6
    4 / -1

    ∆E is the heat absorbed at constant

  • Question 7
    4 / -1

    Look at the following diagram:
    The enthalpy change for the reaction A → B will be

  • Question 8
    4 / -1

    The heat formation of H2O (l) is — 68.0 kcal, the heat of formation of H2O (g) is likely to be

  • Question 9
    4 / -1

    The heats of neutralisation of four acids a, b, c and d when neutralised against a common base are 13.7, 9.4, 11.2 and 12.4 kcal respectively. The weakest among these acids is

  • Question 10
    4 / -1

    In a reversible process, ∆Ssys + ∆Ssurr is

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