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4 Na + O2 = 2 Na2O
Fe + MgSO4 = Fe2(SO4)3 + Mg =>
2 Fe + 3 MgSO4 = Fe2(SO4)3 + 3 Mg
P4 + O10 + H2O = H4P2O7 =>
P4 + O10 + 4 H2O = 2 H4P2O7
H2 + SO4 + CaCO3 = CaS + H2O + CO2 =>
5 H2 + SO4 + CaCO3 = CaS + 5 H2O + CO2
C6H8O6 + KOH = KC6H7O6 + H2O =>
C6H8O6 + KOH = KC6H7O6 + H2O
H2MoO4 + H2SO4 = (MoO2)SO4 + H2O =>
H2MoO4 + H2SO4 = (MoO2)SO4 + 2 H2O
H2S + HSO4 = H2O + SO2 =>
H2S + 2 HSO4 = 2 H2O + 3 SO2
Fe(SO4) + Ba(OH2) = Ba(SO4) + Fe(OH2) =>
Fe(SO4) + Ba(OH2) = Ba(SO4) + Fe(OH2)
Pb + NaOH + H2O = Na2Pb(OH)4 + H2 =>
Pb + 2 NaOH + 2 H2O = Na2Pb(OH)4 + H2
Ca(OH)2 + NaOH = Na(OH)2 + Ca(OH) =>
Ca(OH)2 + NaOH = Na(OH)2 + Ca(OH)
C6H12 + O2 = H0C6H8O4 + H2O =>
4 C6H12 + 11 O2 = 4 H0C6H8O4 + 6 H2O
CH3OH + NaCl = CH3ONa + HCl =>
CH3OH + NaCl = CH3ONa + HCl
C6H5OH + K2Cr2O7 + H2SO4 = C6H5O + K2SO4 + Cr2(SO4)3 + H2O =>
6 C6H5OH + K2Cr2O7 + 4 H2SO4 = 6 C6H5O + K2SO4 + Cr2(SO4)3 + 7 H2O
Ba + Fl = Ba(Fl)2 =>
Ba + 2 Fl = Ba(Fl)2
CHOC + O2 = CO + H2O =>
4 CHOC + 3 O2 = 8 CO + 2 H2O
Fe + Cl = FeCl22 =>
Fe + 22 Cl = FeCl22
C38 + H78 = C7H16 =>
273 C38 + 304 H78 = 1482 C7H16
MnO2 + Cl2 + KOH = K2MnO4 + KCl + H2O =>
MnO2 + Cl2 + 4 KOH = K2MnO4 + 2 KCl + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaNO3 = NaNO2 + O2* =>
2 NaNO3 = 2 NaNO2 + O2*
Na2Cr2O7 + KI + HCl = CrCl3 + KCl + I2 + H2O + NaCl =>
Na2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 6 KCl + 3 I2 + 7 H2O + 2 NaCl
Ca + Al2S3 = Ca3S2 + Al =>
9 Ca + 2 Al2S3 = 3 Ca3S2 + 4 Al
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HCOOH + C2H5COOH = C2H5COOCOH + H2O =>
HCOOH + C2H5COOH = C2H5COOCOH + H2O
NH4ClH2SO4 = NH4SO4H2Cl =>
NH4ClH2SO4 = NH4SO4H2Cl
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Fe + S = FeS =>
Fe + S = FeS
C3H8 + H2CrO4 = CO2 + H2O + Cr2O3 =>
3 C3H8 + 20 H2CrO4 = 9 CO2 + 32 H2O + 10 Cr2O3
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
PbSO4 + AgNO3 = Pb(NO3)2 + Ag2SO4 =>
PbSO4 + 2 AgNO3 = Pb(NO3)2 + Ag2SO4
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
Mg(NO3)2 + H2SO4 = MgSO4 + HNO3 =>
Mg(NO3)2 + H2SO4 = MgSO4 + 2 HNO3
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Ni + NaCl = NaNi + Cl =>
Ni + NaCl = NaNi + Cl
MgI2 + Na2S = Na2I2 + MgS =>
MgI2 + Na2S = Na2I2 + MgS
CaO + ZnO = CaZnO + O =>
CaO + ZnO = CaZnO + O
Al + NaOH + H2O(water) = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O(water) = 2 NaAlO2 + 3 H2
Cr2O7{2-} + CH2OH + H{+} = CO2 + Cr{3+} + H2O =>
5 Cr2O7{2-} + 6 CH2OH + 40 H{+} = 6 CO2 + 10 Cr{3+} + 29 H2O
H2MoO4 + H2SO4 = (MoO2)SO4 + H2O =>
H2MoO4 + H2SO4 = (MoO2)SO4 + 2 H2O
Ag(NH3)2OH + C9H8 = Ag + C6H5COONH4 + NH3 + H2O =>
38 Ag(NH3)2OH + 7 C9H8 = 38 Ag + 9 C6H5COONH4 + 67 NH3 + 20 H2O
Na2CO3 + H2O + CO2 = NaCHO3 =>
Na2CO3 + H2O + CO2 = 2 NaCHO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2SiO3 + Ca(OH)2 = CaSiO3 + Na2(OH)2 =>
Na2SiO3 + Ca(OH)2 = CaSiO3 + Na2(OH)2
KOH + PCl3 + O2 = KCl + H3PO4 =>
6 KOH + 2 PCl3 + O2 = 6 KCl + 2 H3PO4
Re + W + Si = ReW4Si3 =>
Re + 4 W + 3 Si = ReW4Si3
C4H8(OH)2 + H2O2 = C4H4O2 + H2O =>
C4H8(OH)2 + 3 H2O2 = C4H4O2 + 6 H2O
Zn(CO3) + Ag = Ag2(CO3) + Zn =>
Zn(CO3) + 2 Ag = Ag2(CO3) + Zn
HI + Fe(OH)3 = H2O + FeI3 =>
3 HI + Fe(OH)3 = 3 H2O + FeI3
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