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Which of the following reactions results in a negative ∆Ssys? A.AgNO3(aq)+NaCl(aq)DAgCl(s)+NaCl(aq) B.2C2H6(g)+7O2(g)D4CO2(g)+6H2O(g) C.MgSO4•7H2O(s)DMgSO4(s)+7H2O(g) D.N2O4(g)D2NO2(g) . E.Fe(OH)3(s)+ 3H+(aq)D3H2O(l)+ Fe3+(aq)