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10/10/2021 11:24 am
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On the basis of Le-Chatelier's principle, predict which of the following conditions would be unfavourable for the formation of SO3? Given that
2SO2 + O2 β 2SO3; ΞH = -42 kcal
(a) Low pressure and low temperature
(b) High pressure and low temperature
(c) High temperature and low pressure
(d) High concentration of SO2
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10/10/2021 11:31 am
Correct answer: (c) High temperature and low pressure
Explanation:
Since reaction is exothermic hence low temperature will favour forward reaction also volume is decreased by applying high pressure.