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Pb2 = 2 Pb
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
NH4HCO3 + HNO3 = NH4NO3 + H2O + CO2 =>
NH4HCO3 + HNO3 = NH4NO3 + H2O + CO2
Ca(OH)2 + HNO3(aq) = Ca(NO3)2(aq) + H2O(l) =>
Ca(OH)2 + 2 HNO3(aq) = Ca(NO3)2(aq) + 2 H2O(l)
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
CaCl2*Li2CO3 = LiCl + CaCO3 =>
CaCl2*Li2CO3 = 2 LiCl + CaCO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na2CrO4 + NaNO2 + H2O = Cr(OH)3 + NaNO3 + NaOH =>
2 Na2CrO4 + 3 NaNO2 + 5 H2O = 2 Cr(OH)3 + 3 NaNO3 + 4 NaOH
HCl + Al = AlCl13 + H2 =>
26 HCl + 2 Al = 2 AlCl13 + 13 H2
Fe(OH)3 + O2 = Fe2O3 + OH =>
4 Fe(OH)3 + 3 O2 = 2 Fe2O3 + 12 OH
Ca(OH)2 + Cl2O = CaOHClO + H2O =>
2 Ca(OH)2 + Cl2O = 2 CaOHClO + H2O
Fe(OH)3 + MnSO4 = Fe2(SO4)3 + Mn(OH)2 =>
2 Fe(OH)3 + 3 MnSO4 = Fe2(SO4)3 + 3 Mn(OH)2
K2Cr2O7 + H2SO4 + SnSO4 = Cr2(SO4)3 + H2O + K2SO4 + Sn(SO4)2 =>
K2Cr2O7 + 7 H2SO4 + 3 SnSO4 = Cr2(SO4)3 + 7 H2O + K2SO4 + 3 Sn(SO4)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH4OH + NaOH = NaNH4 + OH =>
NH4OH + NaOH = NaNH4 + 2 OH
Bi(NO3)3 + Na2Sn(OH)3 + NaOH = Bi + NaSn(OH)6 + NaNO3 =>
4 Bi(NO3)3 + 3 Na2Sn(OH)3 + 9 NaOH = 4 Bi + 3 NaSn(OH)6 + 12 NaNO3
H2NCH2CH2COOH + HBr = (H2NCH2CH2COO)Br + H2 =>
H2NCH2CH2COOH + HBr = (H2NCH2CH2COO)Br + H2
CuSO4 + Na2S = CuS + Na2SO4 =>
CuSO4 + Na2S = CuS + Na2SO4
Cu(NO2)2 + KOH = KNO2 + Cu(OH)2 =>
Cu(NO2)2 + 2 KOH = 2 KNO2 + Cu(OH)2
SrCl2 + CaSO4 = CaCl2 + SrSO4 =>
SrCl2 + CaSO4 = CaCl2 + SrSO4
HF + NaO = NaF + HO =>
HF + NaO = NaF + HO
Zn + OH2 = ZnOH2 =>
Zn + OH2 = ZnOH2
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
MnSO4 + H2O2 + KOH = MnO2 + K2SO4 + H2O =>
MnSO4 + H2O2 + 2 KOH = MnO2 + K2SO4 + 2 H2O
S + HO2 = SO2 + H2S =>
3 S + 2 HO2 = 2 SO2 + H2S
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Sr(HCO3)2 + NaOH = Sr(OH)2 + Na(HCO3) =>
Sr(HCO3)2 + 2 NaOH = Sr(OH)2 + 2 Na(HCO3)
BeO + NaOH = NaBeO2 + H2 =>
2 BeO + 2 NaOH = 2 NaBeO2 + H2
H2O2 + KI + HCl = I2 + KCl + H2O =>
H2O2 + 2 KI + 2 HCl = I2 + 2 KCl + 2 H2O
Mg + FeCl3 = MgCl2 + FeCl =>
Mg + FeCl3 = MgCl2 + FeCl
NiO + SO2 + H2O = NiSO2(OH)2 =>
NiO + SO2 + H2O = NiSO2(OH)2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HBr2 + Hg = H2 + HgBr2 =>
2 HBr2 + 2 Hg = H2 + 2 HgBr2
MgSO4 + KOH = K2(SO4) + Mg(OH)2 =>
MgSO4 + 2 KOH = K2(SO4) + Mg(OH)2
PCl3 + Cl2 = PCl5 =>
PCl3 + Cl2 = PCl5
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cu(NO3) + Ca = Cu + Ca(NO3)2 =>
2 Cu(NO3) + Ca = 2 Cu + Ca(NO3)2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
AgNO3 + NaCl = NaNO3 + AgCl =>
AgNO3 + NaCl = NaNO3 + AgCl
BaCO3 + CaCl2 = CaCO3 + BaCl2 =>
BaCO3 + CaCl2 = CaCO3 + BaCl2
C3H6O2 + Na = C2H5COONa + H2 =>
2 C3H6O2 + 2 Na = 2 C2H5COONa + H2
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
C2H2O4 + CH3OH = C4H6O4 + H2O =>
C2H2O4 + 2 CH3OH = C4H6O4 + 2 H2O
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
K2CrO4 + NaOH + SnCl2 + H2O = K2Na(Cr(OH)6) + Na2(Sn(OH)6) + NaCl =>
2 K2CrO4 + 14 NaOH + 3 SnCl2 + 8 H2O = 2 K2Na(Cr(OH)6) + 3 Na2(Sn(OH)6) + 6 NaCl
Sc2(CO3)3 = Sc2O3 + CO2 =>
Sc2(CO3)3 = Sc2O3 + 3 CO2
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