Уравнения, сбалансированные на предыдущий день |
2 PBr3 + 3 H2SO4 = 2 H3PO3 + 3 SO2 + 3 Br2
Au2O = Au + O2 =>
2 Au2O = 4 Au + O2
Ni + CuCl2 = Cu + NiCl3 =>
2 Ni + 3 CuCl2 = 3 Cu + 2 NiCl3
C4H9I + H2O = C4H10O + HI =>
C4H9I + H2O = C4H10O + HI
BCl3 + P + H2 = BP + HCl =>
2 BCl3 + 2 P + 3 H2 = 2 BP + 6 HCl
K2Cr2O7 + NH4HSO3 + H2SO4 = Cr2(SO4)3 + (NH4)2SO4 + H2O + K2SO4 =>
2 K2Cr2O7 + 6 NH4HSO3 + 5 H2SO4 = 2 Cr2(SO4)3 + 3(NH4)2SO4 + 8 H2O + 2 K2SO4
HReO4 + H2S = Re2S7 + H2O =>
2 HReO4 + 7 H2S = Re2S7 + 8 H2O
Al + CuCl + H2O = AlCl3 + CuO + H2 =>
Al + 3 CuCl + 3 H2O = AlCl3 + 3 CuO + 3 H2
NaNO2 + KI + CH3COOH = I2 + NO + CH3COONa + CH3COOK + H2O =>
2 NaNO2 + 2 KI + 4 CH3COOH = I2 + 2 NO + 2 CH3COONa + 2 CH3COOK + 2 H2O
Al(OH)3NH4OH = NH4[Al(OH)4] =>
Al(OH)3NH4OH = NH4[Al(OH)4]
Al + MgO = Mg + Al2O3 =>
2 Al + 3 MgO = 3 Mg + Al2O3
CO2 + H2O + HF = C2H3O2F + O2 =>
4 CO2 + 2 H2O + 2 HF = 2 C2H3O2F + 3 O2
LiTiO2 + Si + H2O = Li2SiO3 + TiO2 + H2 =>
2 LiTiO2 + Si + 3 H2O = Li2SiO3 + 2 TiO2 + 3 H2
K2Cr2O7 + H2S + H2O = Cr(OH)3 + S + KOH =>
K2Cr2O7 + 3 H2S + H2O = 2 Cr(OH)3 + 3 S + 2 KOH
MgO + BaSO4 = MgSO4 + BaO =>
MgO + BaSO4 = MgSO4 + BaO
HNO3 + NaCl = H2O + HClO4 + NO2 + NaNO3 =>
9 HNO3 + NaCl = 4 H2O + HClO4 + 8 NO2 + NaNO3
NaCl + K2C2O4 = KCl + Na2C2O4 =>
2 NaCl + K2C2O4 = 2 KCl + Na2C2O4
Cr(OH)3 + HBr = H2O + CrBr3 =>
Cr(OH)3 + 3 HBr = 3 H2O + CrBr3
Al(OH)3NH4OH = NH4Al(OH)4 =>
Al(OH)3NH4OH = NH4Al(OH)4