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2 H2SO4 + 2 NaCO3 = Na2(SO4)2 + 2 H2O + 2 CO2
MnO2(s) + H2(g) = Mn(s) + H2O(l) =>
MnO2(s) + 2 H2(g) = Mn(s) + 2 H2O(l)
CuSO4(aq) + NH4Cl(aq) = CuCl(s) + NH4SO4(aq) =>
CuSO4(aq) + NH4Cl(aq) = CuCl(s) + NH4SO4(aq)
NO2{-2} + MnO4{-} + H{+} = NO3{-} + Mn{+2} + H2O =>
5 NO2{-2} + 3 MnO4{-} + 14 H{+} = 5 NO3{-} + 3 Mn{+2} + 7 H2O
HBr(ag) + Sr(OH)2(aq) = H2O + SrBr2 =>
2 HBr(ag) + Sr(OH)2(aq) = 2 H2O + SrBr2
Fe2O3 + CH4 = Fe3O4 + C2H2 + H2O =>
9 Fe2O3 + 2 CH4 = 6 Fe3O4 + C2H2 + 3 H2O
MgCl2 + Nh4(NO3) = Mg(NO3) + Nh4Cl2 =>
MgCl2 + Nh4(NO3) = Mg(NO3) + Nh4Cl2
ClO2(g) + H2O(l) = HClO3(l) + HCl(g) =>
6 ClO2(g) + 3 H2O(l) = 5 HClO3(l) + HCl(g)
Bi(NO3)3 + Sn(OH)2 + NaOH = Bi + Na2[Sn(OH)6] + NaNO3 =>
2 Bi(NO3)3 + 3 Sn(OH)2 + 12 NaOH = 2 Bi + 3 Na2[Sn(OH)6] + 6 NaNO3
Ag2CO3 + H3BO3 = CO2 + H2O + Ag3BO3 =>
3 Ag2CO3 + 2 H3BO3 = 3 CO2 + 3 H2O + 2 Ag3BO3
C6H6 = C2H2 =>
C6H6 = 3 C2H2
Ca(MnO4)2 + Li3BO3 = Ca3(BO3)2 + LiMnO4 =>
3 Ca(MnO4)2 + 2 Li3BO3 = Ca3(BO3)2 + 6 LiMnO4
Pb(NO3)2 + Li = Pb + LiNO3 =>
Pb(NO3)2 + 2 Li = Pb + 2 LiNO3
Co + H2S = CoS + H =>
Co + H2S = CoS + 2 H
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
NaC2H3O2 + CaCO3 = Na2CO3 + Ca(C2H3O2)2 =>
2 NaC2H3O2 + CaCO3 = Na2CO3 + Ca(C2H3O2)2
Pb(NO3)2(aq) + NH4OH(aq) = NH4NO3(aq) + Pb(OH)2(s) =>
Pb(NO3)2(aq) + 2 NH4OH(aq) = 2 NH4NO3(aq) + Pb(OH)2(s)
MgCl2 + H2SO4 = MgSO4 + HCl =>
MgCl2 + H2SO4 = MgSO4 + 2 HCl
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
FeCl2 + KOH = Fe(OH)2 + KCl =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 KCl
Ti + KNO3 = TiO2 + K2O + N2 =>
5 Ti + 4 KNO3 = 5 TiO2 + 2 K2O + 2 N2
C5(H12) + O2 = CO2 + H2O =>
C5(H12) + 8 O2 = 5 CO2 + 6 H2O
K2CrO4 + KOH + H[SnCl3] + H2O = K[Cr(OH)4] + K3[Sn(OH)6] + KCl =>
K2CrO4 + 17 KOH + 3 H[SnCl3] + H2O = K[Cr(OH)4] + 3 K3[Sn(OH)6] + 9 KCl
Cu2 + O2 = Cu2O = SO2 =>
2 Cu2 + O2 = 2 Cu2O
O3 + H2O + NO2 = HNO3 =>
O3 + 3 H2O + 6 NO2 = 6 HNO3
MgO + Na2SO4 = MgSO4 + Na2O =>
MgO + Na2SO4 = MgSO4 + Na2O
N2O4 = NO2 =>
N2O4 = 2 NO2
H3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3PO4*12MoO3 + H2O + NH4NO2 =>
5 H3PO4 + 60(NH4)2MoO4 + 63 HNO3 = 5(NH4)3PO4*12MoO3 + 81 H2O + 84 NH4NO2
Fe(s) + Cl2(g) = FeCl2(s) =>
Fe(s) + Cl2(g) = FeCl2(s)
(NH4)2S + CoCl2 = NH4Cl + Co2S2 =>
2(NH4)2S + 2 CoCl2 = 4 NH4Cl + Co2S2
HNO3 + Sb = Sb2O5 + NO2 + H2 =>
10 HNO3 + 4 Sb = 2 Sb2O5 + 10 NO2 + 5 H2
H2NO3 + SO4 + FeSO4 = FeNO3 + (SO4)2H2 =>
H2NO3 + SO4 + FeSO4 = FeNO3 + (SO4)2H2
H2SO3(aq) = H2O(l) + SO2 =>
H2SO3(aq) = H2O(l) + SO2
(N2H6)SO4 + I2 = N2 + SO3 + H2O + HI =>
(N2H6)SO4 + 2 I2 = N2 + SO3 + H2O + 4 HI
K2FeO4 + KBr + H2SO4 = Fe2(SO4)3 + Br2 + K2SO4 + H2O =>
2 K2FeO4 + 6 KBr + 8 H2SO4 = Fe2(SO4)3 + 3 Br2 + 5 K2SO4 + 8 H2O
F2 + H2O = FOH + HF =>
F2 + H2O = FOH + HF
K2SO4(l) + BaCl2(l) = KCl + BaSO4 =>
K2SO4(l) + BaCl2(l) = 2 KCl + BaSO4
K2[Cr2O7] + HCl = CrO3 + H2O + KCl =>
K2[Cr2O7] + 2 HCl = 2 CrO3 + H2O + 2 KCl
Mg + FeCl3 = MgCl2 + Fe =>
3 Mg + 2 FeCl3 = 3 MgCl2 + 2 Fe
MnO2 + H{+} + HNO2 = Mn{2+} + H2O + NO3{-} =>
MnO2 + H{+} + HNO2 = Mn{2+} + H2O + NO3{-}
NH4Cl + Pb(C2H3O2)2 = PbCl + NH4(C2H3O2)2 =>
NH4Cl + Pb(C2H3O2)2 = PbCl + NH4(C2H3O2)2
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
FeCl{3} + Na(OH) = Fe(OH){3} + NaCl =>
FeCl{3} + Na(OH) = Fe(OH){3} + NaCl
C3H7O2NS + Pb(CH3COO)2 + NaOH = PbS + C3H7O3N + CH3COONa + H2O =>
C3H7O2NS + Pb(CH3COO)2 + 2 NaOH = PbS + C3H7O3N + 2 CH3COONa + H2O
K2SO4 + HBr = KBr + H2SO4 =>
K2SO4 + 2 HBr = 2 KBr + H2SO4
Na(OH) + H2CO3 = H2O + NaHCO3 =>
Na(OH) + H2CO3 = H2O + NaHCO3
Zn + Pb(NO{-}3)2 = Zn(NO{-}3)2 + Pb =>
Zn + Pb(NO{-}3)2 = Zn(NO{-}3)2 + Pb
KI + Pb1(NO3)2 = Pb1I2 + K(NO3) =>
2 KI + Pb1(NO3)2 = Pb1I2 + 2 K(NO3)
Na3BO3 + HNO3 = H3BO3 + NaNO3 =>
Na3BO3 + 3 HNO3 = H3BO3 + 3 NaNO3
CuCl2 = Cu{2+}2 + Cl{-} =>
CuCl2 = Cu{2+}2 + 2 Cl{-}
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