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7 SO4 + 14 NaOH + 10 C2H3O2 = 20 CO2 + 22 H2O + 7 Na2S
SnO2 + Si = Sn + SiO =>
SnO2 + 2 Si = Sn + 2 SiO
Br2 + NaI = NaBr + I =>
Br2 + 2 NaI = 2 NaBr + 2 I
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
H2S + O2 = S2 + H2O =>
2 H2S + O2 = S2 + 2 H2O
PH3 + KMnO4 + NaOH = K2MnO4 + NaMnO4 + Na3PO4 + H2O =>
PH3 + 16 KMnO4 + 11 NaOH = 8 K2MnO4 + 8 NaMnO4 + Na3PO4 + 7 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ba(OH)2 + H2C2O4 = Ba(H2C2O4)2 + OH =>
Ba(OH)2 + 2 H2C2O4 = Ba(H2C2O4)2 + 2 OH
Mg(OH)2(aq) + HF(aq) = MgF2(aq) + H2O =>
Mg(OH)2(aq) + 2 HF(aq) = MgF2(aq) + 2 H2O
KHCO3CH3COOH = CH3COOKH2OCO2 =>
KHCO3CH3COOH = CH3COOKH2OCO2
RCH2OH + KMnO4 = RCHO + MnO2 + KOH + H2O =>
3 RCH2OH + 2 KMnO4 = 3 RCHO + 2 MnO2 + 2 KOH + 2 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Co9S8 + NaOH + NaClO3 = CoO + NaCl + Na2SO4 + H2O =>
Co9S8 + 16 NaOH + 11 NaClO3 = 9 CoO + 11 NaCl + 8 Na2SO4 + 8 H2O
Na2SO3(s) + HCl(aq) = NaCl + H2O + SO2(g) =>
Na2SO3(s) + 2 HCl(aq) = 2 NaCl + H2O + SO2(g)
BaO2 = BaO + O =>
BaO2 = BaO + O
RCH2OH + KMnO4 = RCHO + MnO2 + KOH + H2O =>
3 RCH2OH + 2 KMnO4 = 3 RCHO + 2 MnO2 + 2 KOH + 2 H2O
K2HgI4 + KOH + NH4Cl = Hg2NI + KI + KCl + H2O =>
2 K2HgI4 + 4 KOH + NH4Cl = Hg2NI + 7 KI + KCl + 4 H2O
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
KOH + Cr(OH)3 = KCrO2 + H2O =>
KOH + Cr(OH)3 = KCrO2 + 2 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Fe(OH)3*2H2O + H2C2O4*2H2O + K2C2O4*H2O = K3[Fe(C2O4)3]*3H2O + H2O =>
2 Fe(OH)3*2H2O + 3 H2C2O4*2H2O + 3 K2C2O4*H2O = 2 K3[Fe(C2O4)3]*3H2O + 13 H2O
Sr(NO3)2 + CuSO4 = Cu(NO3)2 + SrSO4 =>
Sr(NO3)2 + CuSO4 = Cu(NO3)2 + SrSO4
Sr + KBr = K + SrBr2 =>
Sr + 2 KBr = 2 K + SrBr2
NH4OH + FeSO4 = Fe(OH)2 + (NH4)2 + SO4 =>
2 NH4OH + FeSO4 = Fe(OH)2 + (NH4)2 + SO4
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
NeK = KNe =>
NeK = KNe
H2S + NaCl = HCl + Na2S =>
H2S + 2 NaCl = 2 HCl + Na2S
CrI3 + OH{-} + Cl2 = CrO42{-} + IO4{-} + Cl{-} + H2O =>
CrI3 + 108 OH{-} + 52 Cl2 = CrO42{-} + 3 IO4{-} + 104 Cl{-} + 54 H2O
Ni(NO3)2 + Na2CO3 = Ni2(CO3)2 + NaNO3 =>
2 Ni(NO3)2 + 2 Na2CO3 = Ni2(CO3)2 + 4 NaNO3
CaO + ZnO = CaZnO2 =>
CaO + ZnO = CaZnO2
CuO(cr) + H2(g) = Cu(cr) + H2O =>
CuO(cr) + H2(g) = Cu(cr) + H2O
NaCl + Fe = FeCl + Na =>
NaCl + Fe = FeCl + Na
NH4ClO4 + H2O = NH5ClO4 + OH =>
NH4ClO4 + H2O = NH5ClO4 + OH
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CuOBaCl2 = BaOCuCl2 =>
CuOBaCl2 = BaOCuCl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K2Cr2O7 + HCl = KCl + Cr(Cl)3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 Cr(Cl)3 + 3 Cl2 + 7 H2O
[Cr(H2O)6]2(SO4)3 + H2O2 = CrO5 + H2O + H2SO4 =>
[Cr(H2O)6]2(SO4)3 + 7 H2O2 = 2 CrO5 + 16 H2O + 3 H2SO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Fe(OH)3 + KNO3 + KOH = KNO2 + KFeO4 + H2O =>
Fe(OH)3 + 2 KNO3 + KOH = 2 KNO2 + KFeO4 + 2 H2O
FeCl3 + (NH4)3PO4 = Fe3(PO4)3 + NH4Cl =>
3 FeCl3 + 3(NH4)3PO4 = Fe3(PO4)3 + 9 NH4Cl
CaCO3 = Ca{-} + CO3{+} =>
CaCO3 = Ca{-} + CO3{+}