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A,B,C and D are four gases. 2 mole A rea...

A,B,C and D are four gases. 2 mole A react with 3 mole B to form 2 mole C and mole D. in this reversible reaction, forward reaction is exothermic. Write the chemical equation for the reaction and answer thefollowing questions.
a) If the system is at eqilibrium, what will be the effect of increase in pressure on the system?
b) What is the effect of change in temperature?

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