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Chemistry Test ...

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  • Question 1
    4 / -1

    The enthalpy of neutralization of acetic acid and sodium hydroxide is –55.4 KJ. What is the enthalpy of ionization of acetic acid ?

  • Question 2
    4 / -1

    The bond enthalpies of H2 , X2 and HX are in the ratio of 2 : 1 : 2. If the enthalpy for formation of HX is –50 KJ mol–1, the bond enthalpy of H2 is :-

  • Question 3
    4 / -1

    Calculate the work done when 1 mole Al4C3(s) react with water in closed vessel at 27°C against 3 atm atomspheric pressure ?

  • Question 4
    4 / -1

    A + B —→ C

    For reaction ΔH = –xJ

                        ΔS = –yJ

    Reaction would be spontanrous at :-

  • Question 5
    4 / -1

    If 150 calories of heat are added to a system and a work of 200 joule is done on the system then calculate change in internal energy of the system:-

  • Question 6
    4 / -1

    An ion M+3 has electronic configuration [Ar]3s104s2. Element M belongs to :-

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