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Ag2O + 2 Cu = O + 2 CuAg
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + H2O + HNO2 =>
2 FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + H2O + HNO2
Zn + As = ZnAs =>
Zn + As = ZnAs
Ag2S + Al + Na2CO3 + H2O = Ag + Na[Al(OH)4] + Na2S + H2CO3 =>
3 Ag2S + 2 Al + 4 Na2CO3 + 8 H2O = 6 Ag + 2 Na[Al(OH)4] + 3 Na2S + 4 H2CO3
NaH2 + O2 = NaOH + H2O =>
4 NaH2 + 3 O2 = 4 NaOH + 2 H2O
N2O5 + H2CO3 = N2(CO3)5 + H2O =>
N2O5 + 5 H2CO3 = N2(CO3)5 + 5 H2O
Al(No3)3 + NH4OH = Al(OH)3 + NH4No3 =>
Al(No3)3 + 3 NH4OH = Al(OH)3 + 3 NH4No3
SiO2HCl = SiClHO2 =>
SiO2HCl = SiClHO2
FeNH4(SO4)2 + NaOH = NH3 + H2O + Na2SO4 + Fe(OH)3 =>
FeNH4(SO4)2 + 4 NaOH = NH3 + H2O + 2 Na2SO4 + Fe(OH)3
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Pb(NO3)4(aq) + KCl(aq) = PbCl4(s) + KNO3(aq) =>
Pb(NO3)4(aq) + 4 KCl(aq) = PbCl4(s) + 4 KNO3(aq)
C2H5OH + Cl2 + NaOH = CH3COOH + NaCl + H2O =>
C2H5OH + 2 Cl2 + 4 NaOH = CH3COOH + 4 NaCl + 3 H2O
MgO + ZnCl2 = Zn + MgCl2 + O =>
MgO + ZnCl2 = Zn + MgCl2 + O
Cl + C + H = Cl2CH2 =>
2 Cl + C + 2 H = Cl2CH2
Cr2O3 + KOH + HNO3 = KNO2 + K2CrO4 + H2O =>
Cr2O3 + 7 KOH + 3 HNO3 = 3 KNO2 + 2 K2CrO4 + 5 H2O
Co(OH)2 + HF = CoF2 + H2O =>
Co(OH)2 + 2 HF = CoF2 + 2 H2O
[Zn(NH3)4]Cl2 + CH3COOH = Zn(CH3COO)2 + NH3 + HCl =>
[Zn(NH3)4]Cl2 + 2 CH3COOH = Zn(CH3COO)2 + 4 NH3 + 2 HCl
Na2B4O7 + NaOH + H2O2 = Na2B2(O2)2(OH)4 + H2O =>
Na2B4O7 + 2 NaOH + 4 H2O2 = 2 Na2B2(O2)2(OH)4 + H2O
Fe + NiO(OH) + H2O = FeO2H2 + Ni(OH)2 =>
Fe + 2 NiO(OH) + 2 H2O = FeO2H2 + 2 Ni(OH)2
Sr + Sn(NO3)4 = Sn + Sr(NO3) =>
4 Sr + Sn(NO3)4 = Sn + 4 Sr(NO3)
H3PO4 + CaOH = H4PO5Ca =>
H3PO4 + CaOH = H4PO5Ca
K2Cr2O7 + BaCl2 + H2O = BaCrO4 + KCl + HCl =>
K2Cr2O7 + 2 BaCl2 + H2O = 2 BaCrO4 + 2 KCl + 2 HCl
C10H8 + K2Cr2O7 + H2SO4 = C8H6O4 + Cr2(SO4)3 + K2SO4 + H2O =>
4 C10H8 + 7 K2Cr2O7 + 28 H2SO4 = 5 C8H6O4 + 7 Cr2(SO4)3 + 7 K2SO4 + 29 H2O
C7H6O2 + NaOH = C7H5O2 + NaH3O =>
2 C7H6O2 + NaOH = 2 C7H5O2 + NaH3O
Cs + HOH = CsOH + H2 =>
2 Cs + 2 HOH = 2 CsOH + H2
NaHSO4 + KMnO4 + H2O2 = MnSO4(H2O) + O2 + KHSO4 + NaOH =>
4 NaHSO4 + 2 KMnO4 + 3 H2O2 = 2 MnSO4(H2O) + 4 O2 + 2 KHSO4 + 4 NaOH
Mn(NO3)2 + H2O2 + Na2C2O4 = MnO2 + Na(NO3) + H2O + CO2 =>
Mn(NO3)2 + 2 H2O2 + Na2C2O4 = MnO2 + 2 Na(NO3) + 2 H2O + 2 CO2
C2H5OH + CuSO4 = C2H4 + CuSO4*5H2O =>
5 C2H5OH + CuSO4 = 5 C2H4 + CuSO4*5H2O
CH2(OH)CH(OH)CH3 + HCl = CH2ClCHClCH3 + H2O =>
CH2(OH)CH(OH)CH3 + 2 HCl = CH2ClCHClCH3 + 2 H2O
Zn(NO3)2K4Fe(CN)6 = ZnK4Fe(CN)6(NO3)2 =>
Zn(NO3)2K4Fe(CN)6 = ZnK4Fe(CN)6(NO3)2
Ba(NO3)2(aq) + NaOH(aq) = Ba(OH)2(aq) + NaNO3(aq) =>
Ba(NO3)2(aq) + 2 NaOH(aq) = Ba(OH)2(aq) + 2 NaNO3(aq)
Mg = Mg2{+} + e =>
2 Mg = Mg2{+} + e
La3 + Na2C2O4 = La2(C2O4)3 + Na =>
2 La3 + 9 Na2C2O4 = 3 La2(C2O4)3 + 18 Na
CaMg(CO3)2 = MgO + CaO + CO2 =>
CaMg(CO3)2 = MgO + CaO + 2 CO2
C7H8 + Br2 = C7H5Br3 + HBr =>
C7H8 + 3 Br2 = C7H5Br3 + 3 HBr
Ag2O + H2O = AgOH =>
Ag2O + H2O = 2 AgOH
CH2(OH)CH(OH)CH3 + HCl = CH2ClCHClCH3 + H2O =>
CH2(OH)CH(OH)CH3 + 2 HCl = CH2ClCHClCH3 + 2 H2O
Ca + FeCO3 = CaCO3 + Fe =>
Ca + FeCO3 = CaCO3 + Fe
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Co + KSCN = Co(KSCN) =>
Co + KSCN = Co(KSCN)
As2O3 + HCl + KMnO4 = As2O5 + MnCl2 + KCl + H2O =>
5 As2O3 + 12 HCl + 4 KMnO4 = 5 As2O5 + 4 MnCl2 + 4 KCl + 6 H2O
(CH3COO)2Ca + C2H5OH = Ca(OH)2 + CH3COOC2H5 =>
(CH3COO)2Ca + 2 C2H5OH = Ca(OH)2 + 2 CH3COOC2H5
K2CO3 + H2O = KOH + H2CO3 =>
K2CO3 + 2 H2O = 2 KOH + H2CO3
NaBr + KMnO4 = Na2O + Br2 + K2O + MnO2 =>
6 NaBr + 2 KMnO4 = 3 Na2O + 3 Br2 + K2O + 2 MnO2
Ag(NO3) + Na2(CrO4) = Ag2(CrO4) + Na(NO3) =>
2 Ag(NO3) + Na2(CrO4) = Ag2(CrO4) + 2 Na(NO3)
NaSO3 + Br2 + NaOH = NaBr + Na2SO4 + H2O =>
2 NaSO3 + Br2 + 4 NaOH = 2 NaBr + 2 Na2SO4 + 2 H2O
N2H2 + Zn + KOH + H2O = NH3 + K2[Zn(OH)4] =>
N2H2 + 2 Zn + 4 KOH + 4 H2O = 2 NH3 + 2 K2[Zn(OH)4]
CH3(CH2)3CH2OH + CH3COOH = CH3COOCH2(CH2)3CH2OH + H2O =>
8 CH3(CH2)3CH2OH + 15 CH3COOH = 10 CH3COOCH2(CH2)3CH2OH + 8 H2O
S + KI = K2S + I =>
S + 2 KI = K2S + 2 I
C3H7COOH + H2 = C2H8 + H2O =>
C3H7COOH + 6 H2 = 2 C2H8 + 2 H2O
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