单项选择题
下列反应中,
值最大的是( )
A.C(s)+O2(g)→CO2(g)
B.2SO2(g)+O2(g)→2SO3(g)
C.CaSO4(s)+2H2O(l)→CaSO4·2H2O(s)
D.3H2(g)+N2(g)→2NH3(g)
A.174.24.96:6088/Latex/latex.action?latex=XERlbHRhIF9yU19tXntcb21pbnVzIH0%3D'B.C(s)+O2(g)→CO2(g)
C.2SO2(g)+O2(g)→2SO3(g)
D.CaSO4(s)+2H2O(l)→CaSO4·2H2O(s)
E.3H2(g)+N2(g)→2NH3
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