H2S+HNO3____S+NO+H2O 配平
H2S+HNO3____S+NO+H2O 配平
S H2S HNO3 NO H2O组成的化学方程式写出来配个平谢
配平H2S+O2→SO2+H2O
配平H2S+Na2O2+H2O-Na2SO4+NaOH
配平Cr2O72- +H2S+ H +→ Cr3++ S+ H2O
kmno4+h2s+h2so4==k2so4+mnso4+s+h2o配平
配平KMnO4+H2S+H2SO4----K2SO4+MnSO4+S(沉淀)+H2O
H2O HF H2S热稳定性比较
()H2S+()SO2=()H2O+()S
已知:⑴ 3H2S + 2HNO3=3S↓+ 2NO↑+ 4H2O⑵ H2S + 2HNO3=S↓+ 2NO2↑+ 2H
I2 HNO3=HIO3 NO H2O 配平!
配平NO+O2+NO2+H2O~HNO3