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2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + CH3OH = Al(CH3O) + H2 =>
2 Al + 2 CH3OH = 2 Al(CH3O) + H2
LiBr(aq) + H2O(l) = LiOH(aq) + HBr(aq) =>
LiBr(aq) + H2O(l) = LiOH(aq) + HBr(aq)
HAsO3 + NaOH = NaAsO3 + H2O =>
HAsO3 + NaOH = NaAsO3 + H2O
Na2N2O2 + KMnO4 + H2SO4 = NaNO3 + KHSO4 + MnSO4 + H2O =>
5 Na2N2O2 + 8 KMnO4 + 16 H2SO4 = 10 NaNO3 + 8 KHSO4 + 8 MnSO4 + 12 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
NaI + H2O2 + H2SO4 = I2 + Na2SO4 + H2O =>
2 NaI + H2O2 + H2SO4 = I2 + Na2SO4 + 2 H2O
CH3CHCH2OH + HBr = CH3CHCH2Br + H2O =>
CH3CHCH2OH + HBr = CH3CHCH2Br + H2O
Al(OH)3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)3 + 3 HNO3 = Al(NO3)3 + 3 H2O
H2SO4 + Ma(OH)2 = MaSO4 + H2O =>
H2SO4 + Ma(OH)2 = MaSO4 + 2 H2O
SrCO3 + H2O = Sr(OH)2 + H2CO3 =>
SrCO3 + 2 H2O = Sr(OH)2 + H2CO3
Co3O4 + HCl = CoCl2 + Cl2 + H2O =>
Co3O4 + 8 HCl = 3 CoCl2 + Cl2 + 4 H2O
C4H10O + K2Cr2O7 + H2SO4 = C4H8O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C4H10O + K2Cr2O7 + 4 H2SO4 = 3 C4H8O + K2SO4 + Cr2(SO4)3 + 7 H2O
HPO3 + H2O = H3PO4 =>
HPO3 + H2O = H3PO4
MnO2(s) + HCl(aq) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)
Al + Cr2(O)3 = Al2(O)3 + Cr =>
2 Al + Cr2(O)3 = Al2(O)3 + 2 Cr
Zn(OH)2(s) + H2SO4(aq) = H2O(l) + Zn(SO4)(aq) =>
Zn(OH)2(s) + H2SO4(aq) = 2 H2O(l) + Zn(SO4)(aq)
C2H5OH + KMnO4 + H2SO4 = COH + MnSO4 + K2SO4 + H2O =>
5 C2H5OH + 6 KMnO4 + 9 H2SO4 = 10 COH + 6 MnSO4 + 3 K2SO4 + 19 H2O
Ag2SO4 + MgCl2 = Mg2SO4 + AgCl2 =>
Ag2SO4 + 2 MgCl2 = Mg2SO4 + 2 AgCl2
Ni + HCl = Ni2Cl3 + H2 =>
4 Ni + 6 HCl = 2 Ni2Cl3 + 3 H2
CrCl2 + Br2 + NaOH = CrCl3 + NaBr + Na3(Cr(OH)6) =>
6 CrCl2 + 3 Br2 + 12 NaOH = 4 CrCl3 + 6 NaBr + 2 Na3(Cr(OH)6)
C6H6O12 + O2 = CO2 + H2O =>
2 C6H6O12 + 3 O2 = 12 CO2 + 6 H2O
MnCl2 + Na2CO3 = MnCO3 + NaCl =>
MnCl2 + Na2CO3 = MnCO3 + 2 NaCl
Al2O3 + Zn = ZnO + Al =>
Al2O3 + 3 Zn = 3 ZnO + 2 Al
NaOCl = NaCl + NaClO3 =>
3 NaOCl = 2 NaCl + NaClO3
C2H5Br + Zn = C4H10 + ZnBr2 =>
2 C2H5Br + Zn = C4H10 + ZnBr2
A1 + Br2 = A1Br3 =>
2 A1 + 3 Br2 = 2 A1Br3
Mg + H2(PO4) = Mg2(PO4) + H2 =>
2 Mg + H2(PO4) = Mg2(PO4) + H2
Cu(OH)2 + NH3H2O = Cu(NH3)4 + OH + H2O =>
Cu(OH)2 + 4 NH3H2O = Cu(NH3)4 + 2 OH + 4 H2O
Na2O + H3PO4 = H2O + Na3PO4 =>
3 Na2O + 2 H3PO4 = 3 H2O + 2 Na3PO4
(NH4)3AlF6 + NH3 + H2O = Al(OH)3 + NH4F =>
(NH4)3AlF6 + 3 NH3 + 3 H2O = Al(OH)3 + 6 NH4F
Sb3 = Sb5 =>
5 Sb3 = 3 Sb5
Mn + NaHCO3 = Mn2(CO3)3 + NaH =>
2 Mn + 3 NaHCO3 = Mn2(CO3)3 + 3 NaH
C4H6O6 + O2 = CO2 + H2O =>
2 C4H6O6 + 5 O2 = 8 CO2 + 6 H2O
NaVO3 + (NH4)2SO4 = NH4VO3 + Na2SO4 =>
2 NaVO3 + (NH4)2SO4 = 2 NH4VO3 + Na2SO4
C8H18 + O2 = CO2 + H2O = howmanygramsofCO2wouldbeformedfrom20gramsofC8H18 =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaCl + PbNa2 = PbCl + Na2 =>
2 NaCl + 2 PbNa2 = 2 PbCl + 3 Na2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
FeCl3 + NH4OH = Fe(OH)3 + NH4 + Cl2 =>
2 FeCl3 + 6 NH4OH = 2 Fe(OH)3 + 6 NH4 + 3 Cl2
Al(OH)3 + Ca(OH)3 = Ca(AlO2)3 + H2O =>
3 Al(OH)3 + Ca(OH)3 = Ca(AlO2)3 + 6 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
HCH3COO + KOH = KCH3COO + H2O =>
HCH3COO + KOH = KCH3COO + H2O
Al(s) + HCl(ac) = AlCl3(ac) + H2(g) =>
2 Al(s) + 6 HCl(ac) = 2 AlCl3(ac) + 3 H2(g)
C6H6O + C2H2O4 = C14H10O4 + H2O =>
2 C6H6O + C2H2O4 = C14H10O4 + 2 H2O
Ca(OH)2 + NH3OH = Ca(NO3)2 + NH3 + H2O =>
Ca(OH)2 + 16 NH3OH = Ca(NO3)2 + 14 NH3 + 12 H2O
HBiO2 = Bi2O3 + H2O =>
2 HBiO2 = Bi2O3 + H2O
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