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2 Mn + 3 O2 = 2 MnO3
Mg = Mg2{+} + e =>
2 Mg = Mg2{+} + e
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
CaH2 + H2O = H2(g) + Ca{2+}(aq) + OH{-}(aq) =>
CaH2 + 2 H2O = 2 H2(g) + Ca{2+}(aq) + 2 OH{-}(aq)
Cu(g) + HNO3(g) = Cu(NO3)2(g) + NO(g) + H2O(g) =>
3 Cu(g) + 8 HNO3(g) = 3 Cu(NO3)2(g) + 2 NO(g) + 4 H2O(g)
Al(NO3)3 + C2H6O = Al2O3 + CO2 + H2O + N2 =>
4 Al(NO3)3 + 5 C2H6O = 2 Al2O3 + 10 CO2 + 15 H2O + 6 N2
FeS + H3SO4 = FeSO4 + H3S =>
FeS + H3SO4 = FeSO4 + H3S
CH3CH(CH2)COOH + K2S = CH3CH(CH2)COOK + H2S =>
2 CH3CH(CH2)COOH + K2S = 2 CH3CH(CH2)COOK + H2S
Fe(NO3)2 + KOH = Fe(OH)4 + K2NO3 =>
Fe(NO3)2 + 4 KOH = Fe(OH)4 + 2 K2NO3
SO{2} + {2} = SO{3} =>
2 SO{2} + {2} = 2 SO{3}
Pb(C2H3O2)2 + H2O + CO2 = PbCO3 + HC2H3O2 =>
Pb(C2H3O2)2 + H2O + CO2 = PbCO3 + 2 HC2H3O2
Zn + P + O2 = Zn3(PO4)2 =>
3 Zn + 2 P + 4 O2 = Zn3(PO4)2
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
C13H14 + H2O2 = CO2 + H2O =>
C13H14 + 33 H2O2 = 13 CO2 + 40 H2O
Cu2 + HBr = CuBr2 + H2 =>
Cu2 + 4 HBr = 2 CuBr2 + 2 H2
Zn(NO3)2 + Na3PO4 = Na3(NO3)2 + ZnPO4 =>
Zn(NO3)2 + Na3PO4 = Na3(NO3)2 + ZnPO4
KBr + Ca(OH)2 = K(OH)2 + CaBr =>
KBr + Ca(OH)2 = K(OH)2 + CaBr
H2SO4 + FeO = FeSO4 + H2O =>
H2SO4 + FeO = FeSO4 + H2O
KOHMgCl2 = KCl2MgOH =>
KOHMgCl2 = KCl2MgOH
Al2(SO4)3(aq) + CaCl2(aq) = AlCl3(aq) + CaSO4(s) =>
Al2(SO4)3(aq) + 3 CaCl2(aq) = 2 AlCl3(aq) + 3 CaSO4(s)
KOH + MgCl2 = KCl + Mg(OH)2 =>
2 KOH + MgCl2 = 2 KCl + Mg(OH)2
HfCl3 + Al = HfCl2 + AlCl3 =>
3 HfCl3 + Al = 3 HfCl2 + AlCl3
Fe + KNO3 = FeO + KNO2 =>
Fe + KNO3 = FeO + KNO2
S + Cl2 = S2Cl2 =>
2 S + Cl2 = S2Cl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HNO3 + Co = H + Co(NO3) =>
HNO3 + Co = H + Co(NO3)
TiP2O7 + TiO2 + TiP = TiPO4 =>
4 TiP2O7 + 4 TiO2 + TiP = 9 TiPO4
Zr(OH)4 = ZrO2 + H2O =>
Zr(OH)4 = ZrO2 + 2 H2O
Cu2S(s) + O2(g) = Cu2O(s) + SO2(g) =>
2 Cu2S(s) + 3 O2(g) = 2 Cu2O(s) + 2 SO2(g)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
HgH2O = HgOH2 =>
HgH2O = HgOH2
Li2SO4 + SrI2 = LiI + SrSO4 =>
Li2SO4 + SrI2 = 2 LiI + SrSO4
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
K4Fe(CN)6(aq) + AgNO3(aq) = Ag4[Fe(CN)6](s) + KNO3(aq) =>
K4Fe(CN)6(aq) + 4 AgNO3(aq) = Ag4[Fe(CN)6](s) + 4 KNO3(aq)
Al(NO3)3 + Na2CO3 = Al2(CO3)3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaNO3
Ag2 + H2SO4 = Ag2SO4 + SO2 + H2O =>
Ag2 + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
C2H2O4 = C2O4 + H =>
C2H2O4 = C2O4 + 2 H
Pt + HCl = H2 + PtCl2 =>
Pt + 2 HCl = H2 + PtCl2
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
NaNO3(aq) + CH3COOH(l) = CH3COONa(s) + HNO3(g) =>
NaNO3(aq) + CH3COOH(l) = CH3COONa(s) + HNO3(g)
Ba + Fe = BaFe =>
Ba + Fe = BaFe
N2 = N3 =>
3 N2 = 2 N3
C2H4O2 = C2H4OCO2H2 =>
3 C2H4O2 = 2 C2H4OCO2H2
NiS + H2O2 = NiSO4 + H2O =>
NiS + 4 H2O2 = NiSO4 + 4 H2O
NH4NO3 + P + Al = AlPO4 + H2O + N2 =>
4 NH4NO3 + P + Al = AlPO4 + 8 H2O + 4 N2
C2H5OH + NaCl + H2O = C2H5ONaCl{-} + H3O{+} =>
C2H5OH + NaCl + H2O = C2H5ONaCl{-} + H3O{+}
H2SnCl6 + Zn = ZnCl2 + H2 + Sn =>
H2SnCl6 + 3 Zn = 3 ZnCl2 + H2 + Sn
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