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203 FeS2 + 406 O2 = 406 SO2 + Fe203
KIO + Sn + KOH + H2O = KI + K2[Sn(OH)6] =>
2 KIO + Sn + 2 KOH + 2 H2O = 2 KI + K2[Sn(OH)6]
HNO3 + CaO2H2 = CaN2O6 + H2O =>
2 HNO3 + CaO2H2 = CaN2O6 + 2 H2O
AgNO3 + CaCl2 = Ag2Ca + ClNO3 =>
2 AgNO3 + CaCl2 = Ag2Ca + 2 ClNO3
No3 + Br = No3Br =>
No3 + Br = No3Br
ZnO = Zn(s) + O2 =>
2 ZnO = 2 Zn(s) + O2
ZnCl2 + NH3 = Zn(NH3)4 + Cl =>
ZnCl2 + 4 NH3 = Zn(NH3)4 + 2 Cl
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
H2O2 + C12H10 = H2O + CO2 =>
29 H2O2 + C12H10 = 34 H2O + 12 CO2
LiH2PO4 + KOH = LiOH + KH2PO4 =>
LiH2PO4 + KOH = LiOH + KH2PO4
HClO3 + Mg(OH)2 = MgCl2 + H2O + O3 =>
2 HClO3 + Mg(OH)2 = MgCl2 + 2 H2O + 2 O3
C6H10O4 + C4H9OH = C8H14O4 + H2O =>
2 C6H10O4 + C4H9OH = 2 C8H14O4 + H2O
K3P + HNO3 = KNO3 + NO2 + H3PO4 + H2O =>
K3P + 11 HNO3 = 3 KNO3 + 8 NO2 + H3PO4 + 4 H2O
CH4H7OH + O2 = CO2 + H2O =>
2 CH4H7OH + 7 O2 = 2 CO2 + 12 H2O
Na2SnO2 + NaOH + Br2 = Na2SnO3 + NaBr + H2O =>
Na2SnO2 + 2 NaOH + Br2 = Na2SnO3 + 2 NaBr + H2O
FeSO3 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 FeSO3 + 6 KMnO4 + 14 H2SO4 = 5 Fe2(SO4)3 + 3 K2SO4 + 6 MnSO4 + 14 H2O
C5H8O4 + O2 = CO2 + H2O =>
C5H8O4 + 5 O2 = 5 CO2 + 4 H2O
Ba + Br = Ba3Br2 =>
3 Ba + 2 Br = Ba3Br2
OH + H2Cl = HCl + H2O =>
OH + H2Cl = HCl + H2O
K2TiF6 + Al = Ti + K2(AlF6) =>
K2TiF6 + Al = Ti + K2(AlF6)
Ba + Na2SO4 = Na2Ba + SO4 =>
Ba + Na2SO4 = Na2Ba + SO4
(HCOOH)2Mg = HCOOH + Mg =>
(HCOOH)2Mg = 2 HCOOH + Mg
K2O + H3AsO4 = K2H3AsO5 =>
K2O + H3AsO4 = K2H3AsO5
BaO + C = Ba + CO2 =>
2 BaO + C = 2 Ba + CO2
C3H7OH + C2H5COOH = C3H7COOC2H5 + H2O =>
C3H7OH + C2H5COOH = C3H7COOC2H5 + H2O
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
(NH4)2S + TlCl3 = NH4Cl + Tl2S3 =>
3(NH4)2S + 2 TlCl3 = 6 NH4Cl + Tl2S3
Na + KN2O3 = Na2O + K2O + N2 =>
10 Na + 2 KN2O3 = 5 Na2O + K2O + 2 N2
NH3 + CuO = N2 + Cu + H2O =>
2 NH3 + 3 CuO = N2 + 3 Cu + 3 H2O
KMnO4 + FeSO4 + H2SO4 = MnSO4 + Fe(SO4)3 + H2O + K2SO4 =>
4 KMnO4 + 5 FeSO4 + 16 H2SO4 = 4 MnSO4 + 5 Fe(SO4)3 + 16 H2O + 2 K2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH3 + SO2 = NO + S + H2O =>
4 NH3 + 5 SO2 = 4 NO + 5 S + 6 H2O
(CH3)2NH + HCl = (CH3)2NH2 + Cl =>
(CH3)2NH + HCl = (CH3)2NH2 + Cl
HCOOH + C3H7OH = HCOOCH3 + H2O =>
3 HCOOH + C3H7OH = 3 HCOOCH3 + H2O
Cu(CN)4 + NH3 = Cu(NH3)4 + CN =>
Cu(CN)4 + 4 NH3 = Cu(NH3)4 + 4 CN
Fe + Mg(NO3) = Mg + Fe(NO3) =>
Fe + Mg(NO3) = Mg + Fe(NO3)
NaCl + NH3*H2O = NH3 + HCl + NaOH =>
NaCl + NH3*H2O = NH3 + HCl + NaOH
AgNO3 + KHS = Ag2S + KNO3 + H2S =>
2 AgNO3 + 2 KHS = Ag2S + 2 KNO3 + H2S
As2O3 + S = As2S3 + O2 =>
2 As2O3 + 6 S = 2 As2S3 + 3 O2
N2 + Al2S3 = AlN + S2 =>
2 N2 + 2 Al2S3 = 4 AlN + 3 S2
SO2NO2 = SO3 + NO =>
SO2NO2 = SO3 + NO
C9H20O2N2 + O2 = CO2 + H2O + NH3 =>
2 C9H20O2N2 + 23 O2 = 18 CO2 + 14 H2O + 4 NH3
Pb(OH)2 + HCl = H2O + PbCl2* =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2*
Al2O3 + KI = AlI3 + K2O =>
Al2O3 + 6 KI = 2 AlI3 + 3 K2O
ZnFe = Zn + Fe =>
ZnFe = Zn + Fe
Ag + HNO3 = AgNO3 + H2 =>
2 Ag + 2 HNO3 = 2 AgNO3 + H2
H2O + NaOH = OH + NaH2 =>
2 H2O + NaOH = 3 OH + NaH2
Na2CO3 + CaCO3 + SiO2 = Na2O*CaO*6SiO2 + CO2 =>
Na2CO3 + CaCO3 + 6 SiO2 = Na2O*CaO*6SiO2 + 2 CO2
Al + N2 = (AlN) =>
2 Al + N2 = 2(AlN)
Fe2(SO4)3 + KOH = Fe(OH)3 + (K2SO4) =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3(K2SO4)
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