题目内容
(请给出正确答案)
[单选题]
若下列反应都在25℃下进行,反应的∆rGmQ与生成物的∆fGmQ相等的是:
A.H2(g)+ I2(g)= 2 HI(g)
B.HCl(g)+ NH3(g)= NH4Cl(s)
C.H2(g)+1/2 O2(g)= H2O(g)
D.C(金刚石)+ O2(g)= CO2(g)
答案
H 2 ( g ) +1/2 O 2 ( g ) = H 2 O ( g )
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A.H2(g)+ I2(g)= 2 HI(g)
B.HCl(g)+ NH3(g)= NH4Cl(s)
C.H2(g)+1/2 O2(g)= H2O(g)
D.C(金刚石)+ O2(g)= CO2(g)
第1题
A.H2(g)+ I2(g)= 2 HI(g)
B.HCl(g)+ NH3(g)= NH4Cl(s)
C.H2(g)+1/2 O2(g)= H2O(g)
D.C(金刚石)+ O2(g)= CO2(g)
第2题
A.H2(g)+ I2(g)= 2 HI(g)
B.HCl(g)+ NH3(g)= NH4Cl(s)
C.H2(g)+1/2 O2(g)= H2O(g)
D.C(金刚石)+ O2(g)= CO2(g)
第3题
A.1/2H2 (g ) + O2 (g ) = H2O (g)
B.H2 (g ) +I 2 (g ) = 2 HI (g )
C.HCl (g ) + NH3 (g ) = NH4Cl (s )
D.C (金刚石 ) + O2 (g) = CO2 (g)
第4题
A.HCl(g) + NH3(g) ↔ NH4Cl(s)
B.H2(g) + Cl2(g) ↔ 2HCl(g)
C.H2(g) + 1/2O2(g) ↔ H2O(g)
D.C(金刚石) + O2(g) ↔ CO2(g)
第5题
A.HCl(g) + NH3(g) ↔ NH4Cl(s)
B.H2(g) + Cl2(g) ↔ 2HCl(g)
C.H2(g) + 1/2O2(g) ↔ H2O(g)
D.C(金刚石) + O2(g) ↔ CO2(g)
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