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3 H2Se + Cr2O7{2-} + 8 H3O{+} = 3 Se + 2 Cr{3+} + 15 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Br2 + KCr02 + KOH = KBr + K2CrO4 + H2O =>
13 Br2 + 2 KCr02 + 32 KOH = 26 KBr + 4 K2CrO4 + 16 H2O
ZnBr2 + Al = Zn + AlBr =>
ZnBr2 + 2 Al = Zn + 2 AlBr
N2 + O2O2 = NO2 =>
N2 + O2O2 = 2 NO2
Na3SbO3 + HCl + Zn = SbH3 + NaCl + ZnCl2 + H2O =>
Na3SbO3 + 9 HCl + 3 Zn = SbH3 + 3 NaCl + 3 ZnCl2 + 3 H2O
Ni + O = NiO =>
Ni + O = NiO
Mg(NO3)2 + EDTA = MgEDTA + NO3 =>
Mg(NO3)2 + EDTA = MgEDTA + 2 NO3
N2O5 + H2SO3 = N2(SO3)5 + H2O =>
N2O5 + 5 H2SO3 = N2(SO3)5 + 5 H2O
K2CO3 + H3PO4 = KH2PO4 + CO2 + H2O =>
K2CO3 + 2 H3PO4 = 2 KH2PO4 + CO2 + H2O
Br2 + KI = KBrI =>
Br2 + 2 KI = 2 KBrI
KBr + (AgNO3) = AgBr + (KNO3) =>
KBr + (AgNO3) = AgBr + (KNO3)
HCl = H + Cl =>
HCl = H + Cl
Na2CO3 + NaNO3 = Na2NO3 + NaCO3 =>
Na2CO3 + NaNO3 = Na2NO3 + NaCO3
C2H5OH + HCl = C3H7Cl + H2O =>
3 C2H5OH + 2 HCl = 2 C3H7Cl + 3 H2O
BiI3 + Cl2 = BiCl2 + I2 =>
2 BiI3 + 2 Cl2 = 2 BiCl2 + 3 I2
Pb(NO3)2 + Li2CO3 = PbCO3 + Li + NO3 =>
Pb(NO3)2 + Li2CO3 = PbCO3 + 2 Li + 2 NO3
Mo + F2 = MoF6 =>
Mo + 3 F2 = MoF6
OH2 + Fe2 = FeOH2 =>
2 OH2 + Fe2 = 2 FeOH2
CH3CH2COOH + HI = CH3CH2COI + H2O =>
CH3CH2COOH + HI = CH3CH2COI + H2O
Cu(OH)2 + CaSO4 = Ca(OH)2 + CuSO4 =>
Cu(OH)2 + CaSO4 = Ca(OH)2 + CuSO4
AgCl(s) + NH3(aq) = Ag(NH3)(aq) + Cl(aq) =>
AgCl(s) + NH3(aq) = Ag(NH3)(aq) + Cl(aq)
SO3 + N2ONO2 + H2O = H2SO3 + HNO2 =>
3 SO3 + 2 N2ONO2 + 6 H2O = 3 H2SO3 + 6 HNO2
C6H8O7 + NaOH = C6H5O7Na3 + H2O =>
C6H8O7 + 3 NaOH = C6H5O7Na3 + 3 H2O
Sn2{+} + Ag = Sn + Ag{+} =>
Sn2{+} + Ag = 2 Sn + Ag{+}
C2H5OH = C2H5OH5C2 + H2O =>
2 C2H5OH = C2H5OH5C2 + H2O
Cs + Br2 = CsBr2 =>
Cs + Br2 = CsBr2
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
K2CrO4 + AgNO2 = K2NO2 + AgCrO4 =>
K2CrO4 + AgNO2 = K2NO2 + AgCrO4
C6H13Cl + O2 = CO2 + H2O + Cl =>
4 C6H13Cl + 37 O2 = 24 CO2 + 26 H2O + 4 Cl
Co(OH)2 + RbBr = CoBr2 + RbOH =>
Co(OH)2 + 2 RbBr = CoBr2 + 2 RbOH
Al + NO3{-} + OH{-} + H2O = [Al(OH{-})4]{-} + NH3 =>
4 Al + NO3{-} + 7 OH{-} + 6 H2O = 4[Al(OH{-})4]{-} + NH3
C22H52 + NaOH + O2 = C22H52COONa + H2O =>
46 C22H52 + 44 NaOH + 59 O2 = 44 C22H52COONa + 74 H2O
Cr + CuSO4 = CrSO4 + Cu =>
Cr + CuSO4 = CrSO4 + Cu
CH3CH2OH + KMnO4 + H2SO4 = CH3CO2H + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CO2H + 4 MnSO4 + 11 H2O + 2 K2SO4
Zn(NO3)2 + Na2S*9H2O = ZnS + NaNO3 + H2O =>
Zn(NO3)2 + Na2S*9H2O = ZnS + 2 NaNO3 + 9 H2O
Ca(CrO4) + Ba(NO3) = Ba(CrO4) + Ca(NO3) =>
Ca(CrO4) + Ba(NO3) = Ba(CrO4) + Ca(NO3)
Al + HC2H3O2 = Al(C2H3O2)2 + H2 =>
Al + 2 HC2H3O2 = Al(C2H3O2)2 + H2
La(OH)3 + H2 = LaH5 + H2O =>
La(OH)3 + 4 H2 = LaH5 + 3 H2O
TiCl3 + Ti = TiCl2 =>
2 TiCl3 + Ti = 3 TiCl2
Fe3O4 + NaOH = FeOH + NaO + H2O =>
Fe3O4 + 5 NaOH = 3 FeOH + 5 NaO + H2O
KNO2 + NH3 = KOH + N2 + H2O =>
KNO2 + NH3 = KOH + N2 + H2O
CaF2 + NH4C = CaC2 + NH4F =>
CaF2 + 2 NH4C = CaC2 + 2 NH4F
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
Mg(s) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + Zn8 =>
8 Mg(s) + 8 Zn(NO3)2(aq) = 8 Mg(NO3)2(aq) + Zn8
Mg(s) + H2O(l) = MgO + H2 =>
Mg(s) + H2O(l) = MgO + H2
HNO2 + AgOH = H2O + AgNO2 =>
HNO2 + AgOH = H2O + AgNO2
(FeNO3)3 + K2S = K2NO3 + FeS =>
(FeNO3)3 + 3 K2S = 3 K2NO3 + 3 FeS
Ca(NO3)2 + H2SO4 = CaSO4 + H(NO3) =>
Ca(NO3)2 + H2SO4 = CaSO4 + 2 H(NO3)
KHCO3 + KCN = K2CO3 + HCN =>
KHCO3 + KCN = K2CO3 + HCN
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