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2 SO2 + O2 = 2 SO3
Zn + S = Zn2S =>
2 Zn + S = Zn2S
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Fe + S = Fe{2} + S{-2} =>
Fe + S = Fe{2} + S{-2}
C6H5OHHNO3 = C6H4NO2OHH2O =>
C6H5OHHNO3 = C6H4NO2OHH2O
C3H7OH = C2H5COHH2 =>
C3H7OH = C2H5COHH2
Br2(l)Na(s) = NaBr2(s) =>
Br2(l)Na(s) = NaBr2(s)
Fe2Cl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 Fe2Cl2 + 4 KMnO4 + 32 HCl = 10 FeCl3 + 4 MnCl2 + 16 H2O + 4 KCl
(NH4)2SO4 + KOH = NH4OH + K2SO4 =>
(NH4)2SO4 + 2 KOH = 2 NH4OH + K2SO4
Br2O7H2O = HBrO4 =>
Br2O7H2O = 2 HBrO4
NO3 + KI = KNO3 + I =>
NO3 + KI = KNO3 + I
NaOH + H2SO4 = Na2SO4 + H2O = BaBr + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
H2C2O4 + NaOH = H2O + Na + CO2 =>
H2C2O4 + 2 NaOH = 2 H2O + 2 Na + 2 CO2
Pb(NO3) + K2Cr2O7 = PbCr2O7 + K2NO3 =>
Pb(NO3) + K2Cr2O7 = PbCr2O7 + K2NO3
CsOH + Cr2(SO4)3 = Cs2SO4 + Cr(OH)3 =>
6 CsOH + Cr2(SO4)3 = 3 Cs2SO4 + 2 Cr(OH)3
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
(NH4)2S + Br = S + NH4Br =>
(NH4)2S + 2 Br = S + 2 NH4Br
NaOH + LiSO = NaSO + LiOH =>
NaOH + LiSO = NaSO + LiOH
NaHCO3 + Ag = AgHCO3 + Na =>
NaHCO3 + Ag = AgHCO3 + Na
CH3COOCH3NaOH = CH3COONaCH3OH =>
CH3COOCH3NaOH = CH3COONaCH3OH
Hg(aq) + Cl2(aq) = HgCl2(aq) =>
Hg(aq) + Cl2(aq) = HgCl2(aq)
CaO + HCl = Ca1Cl2 + H2O =>
CaO + 2 HCl = Ca1Cl2 + H2O
Ba + Ag3PO4 = Ba3(PO4)2 + Ag =>
3 Ba + 2 Ag3PO4 = Ba3(PO4)2 + 6 Ag
H2C2O4(s) + Ca(OH)2(s) = CaOH(s) + H2O(l) + CO2(g) =>
H2C2O4(s) + 2 Ca(OH)2(s) = 2 CaOH(s) + 2 H2O(l) + 2 CO2(g)
CrCl3 + K3[Fe(CN)6] = Cr[Fe(CN)6] + KCl =>
CrCl3 + K3[Fe(CN)6] = Cr[Fe(CN)6] + 3 KCl
Na2OH2SIO3 = Na2SIO3H2O =>
Na2OH2SIO3 = Na2SIO3H2O
ZnBr2 + H3Po4 = Zn3(Po4)2 + HBr =>
3 ZnBr2 + 2 H3Po4 = Zn3(Po4)2 + 6 HBr
CH3COOH + Na2CO3 = CH3COONa + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + H2O + CO2
H2 + N2O = H2O + N2 =>
H2 + N2O = H2O + N2
Si + Ca = Ca2Si =>
Si + 2 Ca = Ca2Si
Hg(CO3) = HgO + CO2 =>
Hg(CO3) = HgO + CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CuCl2 = Cu + Cl =>
CuCl2 = Cu + 2 Cl
C6H5OKH2O = C6H5OHKOH =>
C6H5OKH2O = C6H5OHKOH
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Na2WO4 + HCl + Na2S = W5O14 + NaCl + S + H2O =>
5 Na2WO4 + 12 HCl + Na2S = W5O14 + 12 NaCl + S + 6 H2O
C2H4O2 + NaHCO3 = NaC2H2O2 + H2O + CO2 =>
7 C2H4O2 + 8 NaHCO3 = 8 NaC2H2O2 + 10 H2O + 6 CO2
Ni(OH)2 + Na2Cl2 = NiCl2 + Na2(OH)2 =>
Ni(OH)2 + Na2Cl2 = NiCl2 + Na2(OH)2
H3O + NaOH = H2O + NaOH2 =>
H3O + NaOH = H2O + NaOH2
Al2O3 + Fe = Al2 + FeO3 =>
Al2O3 + Fe = Al2 + FeO3
BaCl2*2H2O = Ba + Cl2 + H2 + O2 =>
BaCl2*2H2O = Ba + Cl2 + 2 H2 + O2
As2O3 + Al + HCl = AsH3 + AlCl3 + H2O =>
As2O3 + 4 Al + 12 HCl = 2 AsH3 + 4 AlCl3 + 3 H2O
KMnO4 + As2O3 + H2SO4 = K2SO4 + MnSO4 + H2O + As2O5 =>
4 KMnO4 + 5 As2O3 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 6 H2O + 5 As2O5
Mn6 + O2 = Mn2O7 =>
2 Mn6 + 21 O2 = 6 Mn2O7
Sr + CO3 = Sr2O2 + CO2 =>
2 Sr + 2 CO3 = Sr2O2 + 2 CO2
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
Cu + NaOH = CuO + Na2O + H =>
Cu + 2 NaOH = CuO + Na2O + 2 H
CuSO4 + MgCl2 = CuCl2 + Mg(SO4) =>
CuSO4 + MgCl2 = CuCl2 + Mg(SO4)
K + HOH = KO2 + H2 =>
K + 2 HOH = KO2 + 2 H2
P4O10(aq) + H2O(l) = H3PO4 =>
P4O10(aq) + 6 H2O(l) = 4 H3PO4
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