Three statements are given below
i) The enthalpy of any element is zero in their standard state
ii) The heat of neutralisation for any strong acid and strong base at 25°C is -13.7 kJ/mole is a mathematical form of first+ capital delta =
iii) Q equals capital delta E plus W claw of thermodynamics if work is done by the system according IUPAC

  1. i only correct    
  2. ii and iii are correct    
  3. i and iii are correct    
  4. all are correct    

The correct answer is: i and iii are correct

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