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Ca(NO3)2 = Ca(NO2)2 + O2
Al2(SO4)3 + BaCl2 = Ba2(SO4)3 + AlCl2 =>
Al2(SO4)3 + 2 BaCl2 = Ba2(SO4)3 + 2 AlCl2
Pb + Fe2O3 = Pb2O3 + Fe =>
2 Pb + Fe2O3 = Pb2O3 + 2 Fe
CH3COOCH3 + H2O = CH3COOH + CH3OH =>
CH3COOCH3 + H2O = CH3COOH + CH3OH
Mg + NH4Cl = MgCl22NH4Cl + NH3 + H2 =>
Mg + 23 NH4Cl = MgCl22NH4Cl + 22 NH3 + 11 H2
Cr2(SO4)3 + Na2S2O8 + H2O = Na2SO4 + H2SO4 + Na2Cr2O7 =>
Cr2(SO4)3 + 3 Na2S2O8 + 7 H2O = 2 Na2SO4 + 7 H2SO4 + Na2Cr2O7
P2O5 = P + O2 =>
2 P2O5 = 4 P + 5 O2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
Cr2O3 + Ca = CaO + CrO =>
Cr2O3 + Ca = CaO + 2 CrO
Fe + CH3COOH = Fe(CH3COO)2 + H2 =>
Fe + 2 CH3COOH = Fe(CH3COO)2 + H2
Au + H2O = AuH2O =>
Au + H2O = AuH2O
Cr2O7{-2} + H2SO3 + H{+} = Cr{+3} + HSO4{-} + H2O =>
Cr2O7{-2} + 3 H2SO3 + 5 H{+} = 2 Cr{+3} + 3 HSO4{-} + 4 H2O
C6H12O6(s) = C(s) + H2O(l) =>
C6H12O6(s) = 6 C(s) + 6 H2O(l)
K4(Fe(CN)6) + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4(Fe(CN)6) + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
(NH4)2CO3 + NaOH = Na2CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
K + HCl = KCl + H =>
K + HCl = KCl + H
MnS + H2O = MnO + H2S =>
MnS + H2O = MnO + H2S
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 2 CO2 + 3 KNO2
Zn + HC1 = ZnC1 + H2 =>
2 Zn + 2 HC1 = 2 ZnC1 + H2
NH4NO3 + CaCl2 = NH4Cl + Ca(NO3)2 =>
2 NH4NO3 + CaCl2 = 2 NH4Cl + Ca(NO3)2