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Thermodynamics ...

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  • Question 1
    4 / -1

    The species which by definition has zero standard molar enthalpy of formation at 298 K is

  • Question 2
    4 / -1

    The enthalpy of formation of NH3 is -46 kJ mol-1. The enthalpy change for the reaction 2NH3 (g) → N2 (g ) + 3H2 (g) is

  • Question 3
    4 / -1

    How many joules of heat are absorbed when 70.0 g of water is completely vaporised at its boiling point ?
    (LV = 2260 kJ / kg)

  • Question 4
    4 / -1

    If one mole of ammonia and one mole of hydrogen chloride are mixed in a closed container to form ammonium chloride gas, then

  • Question 5
    4 / -1

    The bond energy is the energy required to

  • Question 6
    4 / -1

    The relation between ∆H and ∆U is

  • Question 7
    4 / -1

    Heat of combustion of carbon monoxide at constant volume and at 17° C is - 67710 cal. The heat of combustion at constant pressure is

  • Question 8
    4 / -1

    Identify the reaction for which ∆H ≠ ∆E

  • Question 9
    4 / -1

  • Question 10
    4 / -1

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