2SO2(g) + O2(g) \( \iff \)2SO3(g) \( \bigtriangleup H = -395.7kJmol^{-1} \) In the reaction above, the concentration of 2SO3(g) can be in creased by

2SO_2(g) + O_2(g) \( \iff \)2SO_3(g)

\( \bigtriangleup H = -395.7kJmol^{-1} \)

In the reaction above, the concentration of 2SO_3(g) can be in creased by

A decreasing the pressure
B decreasing the temperature
C the addition of catalyst
D increasing the temperature

jamb 2013 chemistry

The correct answer is B. decreasing the temperature

No explanation given

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