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C2H4 + 3 O2 = 2 CO2 + 2 H2O
Ca3(AsS4)2 + HCl = CaCl2 + As2S5 + H2S =>
Ca3(AsS4)2 + 6 HCl = 3 CaCl2 + As2S5 + 3 H2S
Mn2O3 + N2O5 = Mn(NO3)3 =>
Mn2O3 + 3 N2O5 = 2 Mn(NO3)3
Cl2 + Na2S = S + NaCl =>
Cl2 + Na2S = S + 2 NaCl
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
B2 + NaOH = NaBO2 + H2 + Na2O =>
B2 + 6 NaOH = 2 NaBO2 + 3 H2 + 2 Na2O
CoBr2 + KOH = Co(OH)2 + KBr =>
CoBr2 + 2 KOH = Co(OH)2 + 2 KBr
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Mn(OH)2 + Ba(OH)2 = Ba2MnO3 + H2O =>
Mn(OH)2 + 2 Ba(OH)2 = Ba2MnO3 + 3 H2O
K2HPO4 + HCl = KCl + KH2PO4 =>
K2HPO4 + HCl = KCl + KH2PO4
Br2 + NaOH = NaBr3 + NaBrO3 + H2O =>
8 Br2 + 6 NaOH = 5 NaBr3 + NaBrO3 + 3 H2O
Mn2O3 + H2SO4 = SO4 + MnH6 + O =>
Mn2O3 + 6 H2SO4 = 6 SO4 + 2 MnH6 + 3 O
PbSO4 + NaHCO3 = Pb(HCO3)2 + Na2SO4 =>
PbSO4 + 2 NaHCO3 = Pb(HCO3)2 + Na2SO4
CsOH + Cr(NO3)3 = CsNO3 + Cr(OH)3 =>
3 CsOH + Cr(NO3)3 = 3 CsNO3 + Cr(OH)3
CH3COOAg + C4H11NO2 = CH3COOAg(C4H11NO2) =>
CH3COOAg + C4H11NO2 = CH3COOAg(C4H11NO2)
CUO + O2 = CUO2 =>
2 CUO + O2 = 2 CUO2
NH3 + NaHCO3 = NH4NaCO3 =>
NH3 + NaHCO3 = NH4NaCO3
Ag(NO3)2 = Ag + N2 + O2 =>
Ag(NO3)2 = Ag + N2 + 3 O2
NiCl2 + Na2CaCO3 = CaNa2Cl2 + NiCO3 =>
NiCl2 + Na2CaCO3 = CaNa2Cl2 + NiCO3
Mg + C4H8Cl2 = C4H8 + MgCl2 =>
Mg + C4H8Cl2 = C4H8 + MgCl2
CuO + O2 = CuO4 =>
2 CuO + 3 O2 = 2 CuO4
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
NaH2PO2 + H2SO4 + KMnO4 = MnSO4 + NaH2PO4 + K2SO4 + H2O =>
5 NaH2PO2 + 6 H2SO4 + 4 KMnO4 = 4 MnSO4 + 5 NaH2PO4 + 2 K2SO4 + 6 H2O
Rb + Cl2 = RbCl =>
2 Rb + Cl2 = 2 RbCl
CaOHNO2 + H2O = Ca(OH)2 + HNO2 =>
CaOHNO2 + H2O = Ca(OH)2 + HNO2
Al + NH3 = Al(NH3) =>
Al + NH3 = Al(NH3)
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
Cu{2+} + I[{-}] = CuI + I2 =>
2 Cu{2+} + 4 I[{-}] = 2 CuI + I2
H2 + S + O2 = H2SO4 =>
H2 + S + 2 O2 = H2SO4
NaCI = Na2 + CI =>
2 NaCI = Na2 + 2 CI
C6H5CH(Br)CH2(Br) + Zn = C6H5CHCH2 + ZnBr2 =>
C6H5CH(Br)CH2(Br) + Zn = C6H5CHCH2 + ZnBr2
Si + KOH + H2O = KSiO3 + H2 =>
2 Si + 2 KOH + 4 H2O = 2 KSiO3 + 5 H2
K(HCO3) + HCl = KCl + H2CO3 =>
K(HCO3) + HCl = KCl + H2CO3
Xe + O2 = XeO4 =>
Xe + 2 O2 = XeO4
C6H7N + HNO2 = H2O + C6H5N3O2 =>
C6H7N + 2 HNO2 = 2 H2O + C6H5N3O2
K2Cr2O7 + FeS2 + H2SO4 = K2SO4 + Cr2(SO4)3 + FeSO4 + H2O =>
7 K2Cr2O7 + 3 FeS2 + 25 H2SO4 = 7 K2SO4 + 7 Cr2(SO4)3 + 3 FeSO4 + 25 H2O
NaI + KMnO4 + HNO3 = I2 + Mn(NO3)2 + H2O + NaNO3 + KNO3 =>
10 NaI + 2 KMnO4 + 16 HNO3 = 5 I2 + 2 Mn(NO3)2 + 8 H2O + 10 NaNO3 + 2 KNO3
NO2(g) + H2O(l) = HNO3(aq) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(aq) + NO(g)
Mn(NO3)2 + Na2S = MnNa2 + S(NO3)2 =>
Mn(NO3)2 + Na2S = MnNa2 + S(NO3)2
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
H2SO4(ac) + Cu(NO3)2(ac) = CuSO4(s) + HNO3(ac) =>
H2SO4(ac) + Cu(NO3)2(ac) = CuSO4(s) + 2 HNO3(ac)
CuS + KClO3 = CuO + SO2 + KCl =>
CuS + KClO3 = CuO + SO2 + KCl
Fe + AgC2H3O2 = Fe(C2H3O2)2 + Ag =>
Fe + 2 AgC2H3O2 = Fe(C2H3O2)2 + 2 Ag
Au2 + Be2 = AuBe =>
Au2 + Be2 = 2 AuBe
Al + (CuCl)2 = (AlCl)3 + Cu =>
6 Al + 3(CuCl)2 = 2(AlCl)3 + 6 Cu
CH3OH + CH3COOH = CH3COOCH3 + H2O =>
CH3OH + CH3COOH = CH3COOCH3 + H2O
C8H10 + O2 = CO2 + H2O =>
2 C8H10 + 21 O2 = 16 CO2 + 10 H2O
Al2(SO4)3 + HCl + NaOH = Al2O3 + H2SO4 + NaCl =>
Al2(SO4)3 + 3 HCl + 3 NaOH = Al2O3 + 3 H2SO4 + 3 NaCl
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