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3 Pb + 4 O = Pb3O4
Na3VO4 + SO2 + H2SO4 = Na2V3O7 + Na2SO4 + H2O =>
6 Na3VO4 + 3 SO2 + 4 H2SO4 = 2 Na2V3O7 + 7 Na2SO4 + 4 H2O
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
C6H5CH3CHCH3 + O2 = C6H5OH + CH2COCH3 =>
8 C6H5CH3CHCH3 + 9 O2 = 6 C6H5OH + 12 CH2COCH3
KI(aq) + H2O(l) + KMnO4(aq) = I2(s) + MnO2(s) + KOH(aq) =>
6 KI(aq) + 4 H2O(l) + 2 KMnO4(aq) = 3 I2(s) + 2 MnO2(s) + 8 KOH(aq)
N2O + C3H8O = CO2 + H2O + N2 =>
9 N2O + C3H8O = 3 CO2 + 4 H2O + 9 N2
HCl + KFeO2 = Fe2O3 + KCl + H2O =>
2 HCl + 2 KFeO2 = Fe2O3 + 2 KCl + H2O
HBr + HI + K(OH) = K2BrI + H2O =>
HBr + HI + 2 K(OH) = K2BrI + 2 H2O
C300H602 + O2 = CO + H2O =>
2 C300H602 + 601 O2 = 600 CO + 602 H2O
Mg + FeO = MgO + Fe =>
Mg + FeO = MgO + Fe
Zn(OH)2 + Al2(SO4)3 = ZnSO4 + Al(OH)3 =>
3 Zn(OH)2 + Al2(SO4)3 = 3 ZnSO4 + 2 Al(OH)3
Cl2 + F2 = ClF =>
Cl2 + F2 = 2 ClF
CuCO = CuOC =>
CuCO = CuOC
CH3(CH2)7OH + CH3CO2H = CH3(CH2)7O2CCH3 + H2O =>
CH3(CH2)7OH + CH3CO2H = CH3(CH2)7O2CCH3 + H2O
MgO2 + Al = AlO + Mg =>
MgO2 + 2 Al = 2 AlO + Mg
[Ag(NH3)2]3PO4 + HNO3 = Ag3PO4 + NH4NO3 =>
[Ag(NH3)2]3PO4 + 6 HNO3 = Ag3PO4 + 6 NH4NO3
C16H34 = C8H18 + C8H16 =>
C16H34 = C8H18 + C8H16
AgNO3 + No = No(NO3)2 + Ag =>
2 AgNO3 + No = No(NO3)2 + 2 Ag
Mg(OH)2 + HCl = H2O + MgCl2 =>
Mg(OH)2 + 2 HCl = 2 H2O + MgCl2
Mg2N + H2O = Mg(OH)2 + NH4 =>
Mg2N + 4 H2O = 2 Mg(OH)2 + NH4
Ca3(PO4)2 + C = CaO + CO + P4 =>
2 Ca3(PO4)2 + 10 C = 6 CaO + 10 CO + P4
C6H8O7(aq) + NaHCO3(s) = CO2(g) + H2O(l) + Na3C6H5O7(aq) =>
C6H8O7(aq) + 3 NaHCO3(s) = 3 CO2(g) + 3 H2O(l) + Na3C6H5O7(aq)
Al(HSO4)3 + NaOH = Al(OH)3 + NaHSO4 =>
Al(HSO4)3 + 3 NaOH = Al(OH)3 + 3 NaHSO4
CuO + HCl = CuCl2(aq) + H2O =>
CuO + 2 HCl = CuCl2(aq) + H2O
Ca(OH)2 + Zn(OH)2 = CaZnO2 + H2O =>
Ca(OH)2 + Zn(OH)2 = CaZnO2 + 2 H2O
FeSO4 + K3PO4 = Fe3(PO4)2 + K2SO4 =>
3 FeSO4 + 2 K3PO4 = Fe3(PO4)2 + 3 K2SO4
Mg + P = Mg2P3 =>
2 Mg + 3 P = Mg2P3
K2HPO4 + KOH = KH2PO4 + K2O =>
K2HPO4 + KOH = KH2PO4 + K2O
C3H7F + O2 = CO2 + H2O + HF =>
2 C3H7F + 9 O2 = 6 CO2 + 6 H2O + 2 HF
Mn2 + Cl2 = Mn2Cl2 =>
Mn2 + Cl2 = Mn2Cl2
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
ZnFe + HCl = ZnCl + Fe + H2 =>
2 ZnFe + 2 HCl = 2 ZnCl + 2 Fe + H2
Ba(s) + H2(g) = BaH2 =>
Ba(s) + H2(g) = BaH2
Al + Fe = Al2Fe =>
2 Al + Fe = Al2Fe
KCl + NaSO4 = NaCl + KSO4 =>
KCl + NaSO4 = NaCl + KSO4
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
MgCl2 + Ca = CaCl2 + Mg =>
MgCl2 + Ca = CaCl2 + Mg
Co(NO3)2 + K3Fe(CN)6 = Co(CN)2 + K3Fe(NO3)6 =>
3 Co(NO3)2 + K3Fe(CN)6 = 3 Co(CN)2 + K3Fe(NO3)6
Mg + Cr{3} = Mg{2} + Cr =>
3 Mg + 2 Cr{3} = 3 Mg{2} + 2 Cr
PbO + Zn = Pb + ZnO =>
PbO + Zn = Pb + ZnO
S(s) + Fe2O3(s) = SO2(g) + Fe(s) =>
3 S(s) + 2 Fe2O3(s) = 3 SO2(g) + 4 Fe(s)
KNO2 + HCl = KCl + NO + H2O + KNO3 =>
3 KNO2 + 2 HCl = 2 KCl + 2 NO + H2O + KNO3
KBr + H2O = KBr*H2O =>
KBr + H2O = KBr*H2O
Zn + HNO3 = NH4NO3 + ZnNO3 + H2O =>
8 Zn + 10 HNO3 = NH4NO3 + 8 ZnNO3 + 3 H2O
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
C2H4O2 + H2O = C2H6O + O2 =>
C2H4O2 + H2O = C2H6O + O2
K2SO3S + KI3 = K2S4O6 + KI =>
2 K2SO3S + KI3 = K2S4O6 + 3 KI
K2SO4 = O2K2SO2 =>
K2SO4 = O2K2SO2
Al2(SO4)3*14H2O = Al(OH)3 + H + SO4 + H2O =>
Al2(SO4)3*14H2O = 2 Al(OH)3 + 6 H + 3 SO4 + 8 H2O
NiF2(aq) + Fe2(SO4)3(aq) = NiSO4(aq) + FeF3(s) =>
3 NiF2(aq) + Fe2(SO4)3(aq) = 3 NiSO4(aq) + 2 FeF3(s)
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