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2*C6H6 + 15 O2 = 12 CO2 + 6 H2O
KBr + Pb(NO3)4 = KNO3 + PbBr4 =>
4 KBr + Pb(NO3)4 = 4 KNO3 + PbBr4
COCl2(g) + H2O(l) = HCl(aq) + CO2(g) =>
COCl2(g) + H2O(l) = 2 HCl(aq) + CO2(g)
Sn2 + O2 = SnO2 =>
Sn2 + 2 O2 = 2 SnO2
K2CO3 + H2SO4 = H2CO3 + K2SO4 =>
K2CO3 + H2SO4 = H2CO3 + K2SO4
SiCl4 + H2O = SiO2(s) + HCl(aq) =>
SiCl4 + 2 H2O = SiO2(s) + 4 HCl(aq)
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
LaCl3 + Na2CO3 = La2(CO3)3 + NaCl =>
2 LaCl3 + 3 Na2CO3 = La2(CO3)3 + 6 NaCl
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Zn(s) + HCl(l) = ZnCl2 + H2 =>
Zn(s) + 2 HCl(l) = ZnCl2 + H2
I = I3 =>
3 I = I3
Na + MgCl2 = NaCl + Mg =>
2 Na + MgCl2 = 2 NaCl + Mg
Cu(s) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
Na2B4O7 + CuSO4 = CuB4O7 + Na2SO4 =>
Na2B4O7 + CuSO4 = CuB4O7 + Na2SO4
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Li + C2 = LiC2 =>
Li + C2 = LiC2
KMnO4 + HCl = KCl + MnCl0 + H2O + Cl2 =>
KMnO4 + 8 HCl = KCl + MnCl0 + 4 H2O + 3 Cl2
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
CaCO3 + CH3CO2H = Ca(C2H3O2)2 + H2O + CO2 =>
CaCO3 + 2 CH3CO2H = Ca(C2H3O2)2 + H2O + CO2
Au + NaCN + O2 + H2O = NaAu(CN)2 + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 NaAu(CN)2 + 4 NaOH
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
KBr + F2 = KF + Br2 =>
2 KBr + F2 = 2 KF + Br2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SO3CaCl2 = CaSO3Cl2 =>
SO3CaCl2 = CaSO3Cl2
Mo + SiC = MoSi2 + MoC =>
3 Mo + 2 SiC = MoSi2 + 2 MoC
Fe(SO4) + NaOH = Fe(OH)2 + Na2(SO4) =>
Fe(SO4) + 2 NaOH = Fe(OH)2 + Na2(SO4)
CaSO3 = CaO + SO2 =>
CaSO3 = CaO + SO2
HCl + Cu = CuCl2 + H2 =>
2 HCl + Cu = CuCl2 + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe2O3 + C = Fe3 + CO2 =>
6 Fe2O3 + 9 C = 4 Fe3 + 9 CO2
CH3CH2OH + Cr2O7{2-} + H{+} = CH3CHO + Cr3{+} + H2O =>
17 CH3CH2OH + 3 Cr2O7{2-} + 8 H{+} = 17 CH3CHO + 2 Cr3{+} + 21 H2O
HS + O2 = SO2 + H2O =>
4 HS + 5 O2 = 4 SO2 + 2 H2O
BaSO4 + Sn = SnSO4 + Ba =>
BaSO4 + Sn = SnSO4 + Ba
Ba + S = BaS =>
Ba + S = BaS
Sn + H2SO4 = H2O + S + Sn(SO4)2 =>
3 Sn + 8 H2SO4 = 8 H2O + 2 S + 3 Sn(SO4)2
NaBr + Cl2 = NaCl + Br2 = ? =>
2 NaBr + Cl2 = 2 NaCl + Br2
La2(CO3)3 + H2SO4 = La2(SO4)3 + H2O + CO2 =>
La2(CO3)3 + 3 H2SO4 = La2(SO4)3 + 3 H2O + 3 CO2
CrCl3 + CrO3 = CrOCl2 =>
2 CrCl3 + CrO3 = 3 CrOCl2
Li2S + AlP = Al2S3 + Li3P =>
3 Li2S + 2 AlP = Al2S3 + 2 Li3P
Al2O3 + C = Al(s) + CO2 =>
2 Al2O3 + 3 C = 4 Al(s) + 3 CO2
C4H6O4 + NaOH = C4H5O4Na + H2O =>
C4H6O4 + NaOH = C4H5O4Na + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MnO2 + Al = Mn + Al2O3 =>
3 MnO2 + 4 Al = 3 Mn + 2 Al2O3
S + H2SO4 = SO2(s) + H2O(g) =>
S + 2 H2SO4 = 3 SO2(s) + 2 H2O(g)
Fe2(SO4)3 + LiOH = Fe(OH)3 + Li2SO4 =>
Fe2(SO4)3 + 6 LiOH = 2 Fe(OH)3 + 3 Li2SO4
CH2O + NaOH + CuSO4 = Cu2O + Na2SO4 + CO2 + H2O =>
CH2O + 8 NaOH + 4 CuSO4 = 2 Cu2O + 4 Na2SO4 + CO2 + 5 H2O
SO4 = S2 + O2 =>
2 SO4 = S2 + 4 O2
H2SO4 + Na2C2O4 + KMnO4 = K2SO4 + Na2SO4 + MnSO4 + CO2 + H2O =>
8 H2SO4 + 5 Na2C2O4 + 2 KMnO4 = K2SO4 + 5 Na2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O
CaCl2 + (NH4)2CO3 = CaCO3 + NH4Cl =>
CaCl2 + (NH4)2CO3 = CaCO3 + 2 NH4Cl
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