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InterviewSolution
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In a flask colourless N204 is in equilibrium withbrown coloured NO2. At equilibrium when the flaskis heated at 100°, the brown colour deepens andon cooling it becomes less coloured. The changein enthalpy, AH for formation of NO2 is(1) Negative(3) Zero(2) Positive(4) Undefined |
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Answer» Dinitrogen tetraoxide converts into nitrogen dioxide at high temperatures. Therefore it is an endothermic process. Therefore change in enthalpy is positive |
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