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已知:2Zn(s)+ O2(g)= 2ZnO(s);△H = -701.0kJ·mol-1 2Hg(l)+ O2(g)= 2HgO(s);△H = -181.6kJ·mol-1 则反应Zn...

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2Zn(s)+2Ag2O(s)===2ZnO(s)+4Ag(s)ΔH=-634.6 kJ·mol1    Zn+Ag2O===ZnO+2Ag ΔH=+317.3kJ·mol1    Zn(s)+Ag2O(s)===ZnO(s)+2Ag(s)ΔH=-317.3kJ    Zn(s)+Ag2O(s)===ZnO(s)+2Ag(s)ΔH=+317.3kJ·mol1  
Zn(s)+Ag2O(s)=ZnO(s)+2Ag(s) ΔH.=+317.3kJ·mol-1    Zn+Ag2O=ZnO+2Ag ΔH.=+317.3kJ·mol-1    Zn(s)+Ag2O(s)=ZnO(s)+2Ag(s) ΔH.=-317.3kJ    2Zn(s)+2Ag2O(s)=2ZnO(s)+4Ag(s) ΔH.=-634.6 kJ·mol-1  
+259.7kJ·mol-1  -259.7kJ·mol-1   +519.4kJ·mol-1  -519.4kJ·mol-1  
+519.4kJ·mol-1    +259.7 kJ·mol-1    -259.7 kJ·mol-1    -519.4kJ·mol-1  
+519.4kJ·mol-1    -519.4kJ·mol-1    +259.7 kJ·mol-1    -259.7 kJ·mol-1  
+519.4kJ·mol-1     +259.7 kJ·mol-1     -259.7 kJ·mol-1     -519.4kJ·mol-1
  
+519.4 kJ/mol   +259.7 kJ/mol    -259.7 kJ/mol   -519.4 kJ/mol  
—441.8 kJ/mol  —254.6 kJ/mol   —438.9 kJ/mol  —260.4 kJ/mol  
+519.4kJ·mol-1            +259.7 kJ·mol-1 
   
-259.7 kJ·mol-1           -519.4kJ·mol-1 
  
+519.4 KJ·mol-1    +259.7 KJ·mol-1    -519.4 KJ·mol-1    -259.7 KJ·mol-1  
-317.3 kJ/mol  -379.3 kJ/mol   -332.8 kJ/mol  317.3 kJ/mol  
Zn(s)十Ag2O(s)====ZnO(s)+2Ag(s),△H=317.3kJ/mol  Zn+Ag2O=====ZnO+2Ag,△H=317.3kJ/mol  Zn(s)+Ag2O(s)=====ZnO(s)+2Ag(s),△H=-317.3kJ/mol  2Zn(s)+2Ag2O(s)=====2ZnO(s)+4Ag(s),△H=-317.3kJ  
442.3kJ•mol-1  260.7kJ•mol-1  –442.3kJ•mol-1  -260.7kJ•mol-1  
+519.4 kJ·mol-1  +259.7 kJ·mol-1   -259.7 kJ·mol-1  -519.4 kJ·mol-1  
v (W)=3 v (Z)    2 v (X)=3 v (Z)    2 v (X)= v (Y)    3 v (W)=2 v (X) 已知:2Zn(s) + O2(g) = 2ZnO(s) △H=-701.0kJ·mol-1 2Hg(l) + O2(g) = 2HgO(s) △H=-181.6kJ·mol-1 则反应Zn(s) + HgO(s) = ZnO(s) + Hg(l)的△H为 A. + 519.4kJ·mol-1 B. + 259.7 kJ·mol-1 C. -259.7 kJ·mol-1 D. -519.4kJ·mol-1  
-317.3kJ/mol  -379.3kJ/mol   -332.8 kJ/mol  +317.3 kJ/mol  
-441.8kJ/mol  -254.6kJ/mol  -438.9kJ/mol  -260.4kJ/mol  
Zn(s)+Ag2O(s)===ZnO(s)+2Ag(s)ΔH.=+317.3kJ·mol-1   Zn+Ag2O===ZnO+2Ag ΔH.=+317.3kJ·mol-1   Zn(s)+Ag2O(s)===ZnO(s)+2Ag(s)ΔH.=-317.3kJ   2Zn(s)+2Ag2O(s)===2ZnO(s)+4Ag(s)ΔH.=-634.6 kJ·mol-1  
+519.4 kJ·mol-1  +259.7 kJ·mol-1   -259.7 kJ·mol-1   -519.4 kJ·mol-1  
+519.4kJ·mol-1  -259.7 kJ·mol-1   +259.7 kJ·mol-1    -519.4kJ·mol-1  

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