Question: Which reaction produces a decrease in the entropy of the system? 2 H 2 ( g ) + O 2 ( g ) 2 H

Which reaction produces a decrease in the entropy of the system?
2H2(g)+O2(g)2H2O(l)
CO2(s)CO2(g)
CaCO3(s)CaO(s)+CO2(g)
2C(s)+O2(g)2CO(g)
H2O(l)H2O(g)
Which reaction produces a decrease in the entropy

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