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H3AsO4 + 8 H{+} + 8e = AsH3 + 4 H2O
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Ba(OH)2H2O + HCl = BaCl2 + H2O =>
Ba(OH)2H2O + 2 HCl = BaCl2 + 3 H2O
Cu2O3 + NaOH + H2O = Na[Cu(OH)4] =>
Cu2O3 + 2 NaOH + 3 H2O = 2 Na[Cu(OH)4]
AlN(aq) + Ca(s) = CaN(aq) + Al(s) =>
AlN(aq) + Ca(s) = CaN(aq) + Al(s)
NaOH + (NH4)2CO3 = H2O + NH3 + Na2CO3 =>
2 NaOH + (NH4)2CO3 = 2 H2O + 2 NH3 + Na2CO3
Ca(HO)2 + H2CO3 = CaCO3 + H2O =>
Ca(HO)2 + H2CO3 = CaCO3 + 2 H2O
Bi(NO3)5 + KOH = Bi(OH)5 + KNO3 =>
Bi(NO3)5 + 5 KOH = Bi(OH)5 + 5 KNO3
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
BN + F2 = BF3 + N2 =>
2 BN + 3 F2 = 2 BF3 + N2
CuCl2 + Fe = CuCl + FeCl2 =>
2 CuCl2 + Fe = 2 CuCl + FeCl2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Al(NO3)3 + Ba(OH)2 = Al(OH)3 + Ba(NO3)2 =>
2 Al(NO3)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 Ba(NO3)2
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
Fe(NO3)3 + Na3PO4 = Fe(PO4) + NaNO3 =>
Fe(NO3)3 + Na3PO4 = Fe(PO4) + 3 NaNO3
CHCl3 + O2 = OCCl2 + HCl =>
2 CHCl3 + O2 = 2 OCCl2 + 2 HCl
KI + NaNO2 + H2SO4 = I2 + Na2SO4 + K2SO4 + NO + H2O =>
2 KI + 2 NaNO2 + 2 H2SO4 = I2 + Na2SO4 + K2SO4 + 2 NO + 2 H2O
Cu + NiSO4 = Cu(SO4) + Ni =>
Cu + NiSO4 = Cu(SO4) + Ni
Ni + O2 = Ni2O3 =>
4 Ni + 3 O2 = 2 Ni2O3
NaAsO4 + KI + H2SO4 = I2 + NaAsO2 + K2SO4 + H2O =>
NaAsO4 + 4 KI + 2 H2SO4 = 2 I2 + NaAsO2 + 2 K2SO4 + 2 H2O
H2O2 + H2SO4 + Fe(NH4)2SO4 = (NH4)Fe(SO4)2 + (NH4)2SO4 + H2O =>
3 H2O2 + 3 H2SO4 + 2 Fe(NH4)2SO4 = 2(NH4)Fe(SO4)2 + (NH4)2SO4 + 6 H2O
NaOCl + Ag + H2O = AgCl + NaOH + O2 =>
4 NaOCl + 4 Ag + 2 H2O = 4 AgCl + 4 NaOH + O2
Fe(NO3)2 + NH3 + H2O = Fe(OH)3 + NH4NO3 =>
8 Fe(NO3)2 + 14 NH3 + 21 H2O = 8 Fe(OH)3 + 15 NH4NO3
P2O5 + HI = PI5 + H2O =>
P2O5 + 10 HI = 2 PI5 + 5 H2O
ClO3{-} + S2O3{2-} + OH{-} = SO3{2-} + Cl{-} + H2O =>
2 ClO3{-} + 3 S2O3{2-} + 6 OH{-} = 6 SO3{2-} + 2 Cl{-} + 3 H2O
K2S + Zn(NO3)2 = ZnS + KNO3 =>
K2S + Zn(NO3)2 = ZnS + 2 KNO3
Nb + Ge = NbGe2 =>
Nb + 2 Ge = NbGe2
NH4OH + ZnSO4 = NH4SO4 + ZnOH =>
NH4OH + ZnSO4 = NH4SO4 + ZnOH
CsOH + Mn2O7 = CsMnO4 + H2O =>
2 CsOH + Mn2O7 = 2 CsMnO4 + H2O
CH3CO2H + Cu = Cu(CH3CO2)2 + H2 =>
2 CH3CO2H + Cu = Cu(CH3CO2)2 + H2
BaCl2 + K2(CO3)2 = Ba(CO3)2 + KCl =>
BaCl2 + K2(CO3)2 = Ba(CO3)2 + 2 KCl
CH3CH2CH2OH + O2 = CH3CH2COOH + H2O =>
CH3CH2CH2OH + O2 = CH3CH2COOH + H2O
KI + Na2SO4 = K2SO4 + NaI =>
2 KI + Na2SO4 = K2SO4 + 2 NaI
Fe(NO3)3 + Na2CO3 = FeCO3 + Na2(NO3)3 =>
Fe(NO3)3 + Na2CO3 = FeCO3 + Na2(NO3)3
MgBr2(i) = Mg + Br =>
MgBr2(i) = Mg + 2 Br