配平:CxHy + O2—— CO2 + H2O CxHyOz + O2—— CO2 +H2O N2H4 + N2O4 ——N2 +H2O
還有:NH3 Cl2---- N2 NH4Cl 網友廻答:
- 前麪3個錯了
4CxHy (4x y)O2=4xCO2 2yH2O
4CxHyOz (4x y-2z)O2=4xCO2 2yH2O
2N2H4 N2O4=3N2 4H2O
8NH3 3CL2=N2 6NH4CL
網友廻答:
- CxHy (y/4 x)O2---xCO2 y/2H2O
CxHyOz (y/4 x-z/2)O2----xCO2y/2H2O
2N2H4 N2O4------6N2 4H2O
8NH3 3CL2------N2 6NH4CL
網友廻答:
- CxHy + (x y/4)O2—— xCO2 + y/2H2O
CxHyOz + (x y/4-z/2)O2—— xCO2 +y/2H2O
2N2H4 + N2O4 ——3N2 +4H2O
8NH3 3Cl2---- N2 6NH4Cl
這麽有難度也不給點獎勵!
網友廻答:
- CxHy +(x y/4)O2=xCO2 +(y/2)H2O
CxHyOz +(x y/4-z/2)O2=xCO2+(y/2)H2O
2N2H4 N2O4= 3N2 +4H2O
8NH3 3Cl2= N2 6NH4Cl
0條評論