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2 Al2O3 = 4 Al + 3 O2
Co + HCl = CoCl3 + H2 =>
2 Co + 6 HCl = 2 CoCl3 + 3 H2
H3PO2 + H2CrO6 + HCl = H3PO4 + CrHCl + H2O =>
5 H3PO2 + 2 H2CrO6 + 2 HCl = 5 H3PO4 + 2 CrHCl + 2 H2O
MnO4{-} + HS{-} + H{+} = Mn{2+} + HSO4{2-} + H2O =>
7 MnO4{-} + 5 HS{-} + 16 H{+} = 7 Mn{2+} + 5 HSO4{2-} + 8 H2O
K2Zn(OH)4 + H2SO4 = K2SO4 + ZnSO4 + H2O =>
K2Zn(OH)4 + 2 H2SO4 = K2SO4 + ZnSO4 + 4 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
Cr(OH)3 + HOAc = Cr(OAc)3 + H2O =>
Cr(OH)3 + 3 HOAc = Cr(OAc)3 + 3 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CH3COOH + OH{-} = CH3COO{-} + H2O =>
CH3COOH + OH{-} = CH3COO{-} + H2O
K2S + HNO3 = KNO3 + H2S =>
K2S + 2 HNO3 = 2 KNO3 + H2S
Cu(s) + H2SO4 = CuSO4 + SO2(g) + H2O =>
Cu(s) + 2 H2SO4 = CuSO4 + SO2(g) + 2 H2O
(C6H5)2CO + NaBH4 + C2H6O = (C6H5)2COH2 + NaB(OCH2CH3)4 =>
4(C6H5)2CO + NaBH4 + 4 C2H6O = 4(C6H5)2COH2 + NaB(OCH2CH3)4
Ag + NiSO4 = Ag(SO4) + Ni =>
Ag + NiSO4 = Ag(SO4) + Ni
Fe{2+} + NO3{-} + H{+} = Fe{3+} + H2O + NO =>
3 Fe{2+} + NO3{-} + 4 H{+} = 3 Fe{3+} + 2 H2O + NO
Cu + FeCl3 = CuCl3 + Fe =>
Cu + FeCl3 = CuCl3 + Fe
CH3COOH + HCl = CH3COOCl + H2 =>
CH3COOH + HCl = CH3COOCl + H2
Fe(NO3)2 + NH4OH = Fe(OH)2 + NH4NO3 =>
Fe(NO3)2 + 2 NH4OH = Fe(OH)2 + 2 NH4NO3
H2 + Ca(CN)2 + NaAlF4 + FeSO4 + MgSiO3 + KI + H3PO4 + PbCrO4 + BrCl + CF2Cl2 + SO2 = PbBr2 + CrCl3 + MgCO3 + KAl(OH)4 + Fe(SCN)3 + PI3 + Na2SiO3 + CaF2 + H2O =>
88 H2 + 15 Ca(CN)2 + 6 NaAlF4 + 10 FeSO4 + 3 MgSiO3 + 6 KI + 2 H3PO4 + 6 PbCrO4 + 12 BrCl + 3 CF2Cl2 + 20 SO2 = 6 PbBr2 + 6 CrCl3 + 3 MgCO3 + 6 KAl(OH)4 + 10 Fe(SCN)3 + 2 PI3 + 3 Na2SiO3 + 15 CaF2 + 79 H2O
MgSO4 + EDTA = MgSO4[EDTA] =>
MgSO4 + EDTA = MgSO4[EDTA]
Nh4No3 + HCl = Nh4Cl + HNo3 =>
Nh4No3 + HCl = Nh4Cl + HNo3
Zn + NH3 = Zn3N2 + H2 =>
3 Zn + 2 NH3 = Zn3N2 + 3 H2
MgCO3 + H2O + CO2 = Mg(HCO3)2 =>
MgCO3 + H2O + CO2 = Mg(HCO3)2
CaSO3 + HCl = SO2 + HO + CaCl =>
CaSO3 + HCl = SO2 + HO + CaCl
Na2S2O3 + KMnO4 + H2SO4 = MnSO4 + NaSO4 + K2SO4 + H2O =>
Na2S2O3 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 2 NaSO4 + K2SO4 + 3 H2O
C2H5OH + HCl = C2H5Cl + H2O = H2O + ZnCl2 = ZnO =>
C2H5OH + HCl = C2H5Cl + H2O
Na2S + NiBr = Na2Br + NiS =>
Na2S + NiBr = Na2Br + NiS
Ag + Hg(No3)2 = Hg + Ag(No3) =>
2 Ag + Hg(No3)2 = Hg + 2 Ag(No3)
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Br + LiI = LiBr + I =>
Br + LiI = LiBr + I
Fe + SCN = FeSCN =>
Fe + SCN = FeSCN
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
FeSO4 + Na2S = FeS + Na2SO4 =>
FeSO4 + Na2S = FeS + Na2SO4
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Na2Cr2O7NaOH = Na3Cr2O7OH =>
Na2Cr2O7NaOH = Na3Cr2O7OH
V2O5 + Cl2O = VCl + O2 =>
V2O5 + Cl2O = 2 VCl + 3 O2
(NH4)2SO3 + HCl = NH4Cl + SO2 + H2O =>
(NH4)2SO3 + 2 HCl = 2 NH4Cl + SO2 + H2O
Cu2S + S8 = CuS =>
8 Cu2S + S8 = 16 CuS
C5H12S + O2 = CO2 + SO2 + H2O =>
C5H12S + 9 O2 = 5 CO2 + SO2 + 6 H2O
PbF2 + H3O = H2O + Pb + HF =>
PbF2 + 2 H3O = 2 H2O + Pb + 2 HF
C4H6 + Br2 = C4H6Br4 =>
C4H6 + 2 Br2 = C4H6Br4
Zn + KCl = ZnCl2 + K =>
Zn + 2 KCl = ZnCl2 + 2 K
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
HPO4 + NaOH = H2O + NaPO4 =>
HPO4 + NaOH = H2O + NaPO4
CH3COOOH + H2O = CH3CO2H + H2O2 =>
CH3COOOH + H2O = CH3CO2H + H2O2
V2O5 + HNO3 = VO(NO3)3 + H2O =>
V2O5 + 6 HNO3 = 2 VO(NO3)3 + 3 H2O
CH3COOOH + H2O = CH3CO2H + H2O2 =>
CH3COOOH + H2O = CH3CO2H + H2O2
CaO + H3PO4 = Ca3[PO4]2 + H2O =>
3 CaO + 2 H3PO4 = Ca3[PO4]2 + 3 H2O
H2SO3 + KOH = K2SO3 + H2O =>
H2SO3 + 2 KOH = K2SO3 + 2 H2O
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