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For each reaction, calculate ΔHrxn ° , ΔSrxn ° , and ΔGrxn ° at 25 °C and
state whether or not the reaction is spontaneous. If the reaction
is not spontaneous, would a change in temperature make it
spontaneous? If so, should the temperature be raised or lowered
from 25 °C?
a. N2O4( g) ¡ 2 NO2( g)