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2 CaC2 + 4 H2O = 2 Ca(OH)2 + C4H4
Na + Si = NaSi =>
Na + Si = NaSi
C3H8(propano) + O2 = CO + H2O =>
2 C3H8(propano) + 7 O2 = 6 CO + 8 H2O
HBr + K2SO3 = H2OSO2 + KBr =>
2 HBr + K2SO3 = H2OSO2 + 2 KBr
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KCl + K2Cr2O7 + H2SO4 = Cl2 + KHSO4 + Cr2(SO4)3 + H2O =>
6 KCl + K2Cr2O7 + 11 H2SO4 = 3 Cl2 + 8 KHSO4 + Cr2(SO4)3 + 7 H2O
K2S + KNO2 + H2SO4 = K2SO4 + NO + H2O =>
K2S + 8 KNO2 + 4 H2SO4 = 5 K2SO4 + 8 NO + 4 H2O
Br2 + NH4OH = NH4Br + N2 + H2O =>
3 Br2 + 8 NH4OH = 6 NH4Br + N2 + 8 H2O
KOH + Na2C3H5O(COOH)(COO)2 = KNa2C3H4O(COOH)(COO)2 + H2O =>
KOH + Na2C3H5O(COOH)(COO)2 = KNa2C3H4O(COOH)(COO)2 + H2O
FeO + H2SO4 = FeSO4 + H2O =>
FeO + H2SO4 = FeSO4 + H2O
CuO + Ag = Cu + AgO =>
CuO + Ag = Cu + AgO
Na2SO4 = Na2O + SO3 =>
Na2SO4 = Na2O + SO3
Cu + CO2 = CuO + CO =>
Cu + CO2 = CuO + CO
NiS + NH3 = Ni(NH3)6 + S =>
NiS + 6 NH3 = Ni(NH3)6 + S
N2O5 + NaOH = NaNO3 + H2O =>
N2O5 + 2 NaOH = 2 NaNO3 + H2O
C8H18(v) + O2(g) = CO2(g) + H2O(v) =>
2 C8H18(v) + 25 O2(g) = 16 CO2(g) + 18 H2O(v)
I2 + NaF = NaI + F2 =>
I2 + 2 NaF = 2 NaI + F2
Mg + H2SO4 = MgSO4 + H2O + SO2 =>
Mg + 2 H2SO4 = MgSO4 + 2 H2O + SO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Li2OLiCl = Li3OCl =>
Li2OLiCl = Li3OCl
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
[Ag(NH3)2]Cl + KCN = [Ag(CN)2]K + KCl + NH3 =>
[Ag(NH3)2]Cl + 2 KCN = [Ag(CN)2]K + KCl + 2 NH3
NaOH + SnCl2 = Na2SnO2 + HCl =>
2 NaOH + SnCl2 = Na2SnO2 + 2 HCl
CrBr3 + NH3 = CrN + HBr =>
CrBr3 + NH3 = CrN + 3 HBr
ZnS + FeO = ZnO + Fe + S =>
ZnS + FeO = ZnO + Fe + S
C3O3H8 + HNO3 = C3N3O9H5 + H2O =>
C3O3H8 + 3 HNO3 = C3N3O9H5 + 3 H2O
H2 + F2 = HF =>
H2 + F2 = 2 HF
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Cr2O3(s) + CCl4(l) = CrCl3(s) + COCl2(aq) =>
Cr2O3(s) + 3 CCl4(l) = 2 CrCl3(s) + 3 COCl2(aq)
C2H6O + Cr2O7H = C2H4O + H2O + Cr =>
13 C2H6O + 2 Cr2O7H = 13 C2H4O + 14 H2O + 4 Cr
SnBr2 + H2O = Sn(OH)2 + H2 + Br2 =>
SnBr2 + 2 H2O = Sn(OH)2 + H2 + Br2
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Na2SiO3 + HCl + H2O = H6Si2O7 + NaCl =>
2 Na2SiO3 + 4 HCl + H2O = H6Si2O7 + 4 NaCl
NaClO2 + HCl = H2 + ClO2 + NaCl =>
2 NaClO2 + 2 HCl = H2 + 2 ClO2 + 2 NaCl
Mg(CN)2 + HCl = HCN + MgCl2 =>
Mg(CN)2 + 2 HCl = 2 HCN + MgCl2
NH4Cl + Pb(NO3)2 = PbCl2 + NH3 + HNO3 =>
2 NH4Cl + Pb(NO3)2 = PbCl2 + 2 NH3 + 2 HNO3
CaC2O4 + KMnO4 + H2SO4 = CaSO4 + K2SO4 + MnSO4 + CO2 + H2O =>
5 CaC2O4 + 2 KMnO4 + 8 H2SO4 = 5 CaSO4 + K2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O
Zn + Sn(CO3) = ZnCO3 + Sn =>
Zn + Sn(CO3) = ZnCO3 + Sn
HNO2 + Al2(CO3)3 = Al(NO2)3 + CO2 + H2O =>
6 HNO2 + Al2(CO3)3 = 2 Al(NO2)3 + 3 CO2 + 3 H2O
Zn + Cu3(PO4)2 = ZnPO4 + Cu =>
2 Zn + Cu3(PO4)2 = 2 ZnPO4 + 3 Cu
Zn2 + O2 = Zn2O =>
2 Zn2 + O2 = 2 Zn2O
C2H3Cl3 + O2 = CO + H2O + Cl2 =>
4 C2H3Cl3 + 7 O2 = 8 CO + 6 H2O + 6 Cl2
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Mn + PbO = Pb + Mn2O4 =>
2 Mn + 4 PbO = 4 Pb + Mn2O4
K3PO4 + Fe2O3 = Fe2(PO4) + O3K3 =>
K3PO4 + Fe2O3 = Fe2(PO4) + O3K3
KClO4 = KCl + O =>
KClO4 = KCl + 4 O
KJ + H2SO4 + KMnO4 = J2 + MnSO4 + K2SO4 + H2O =>
10 KJ + 8 H2SO4 + 2 KMnO4 = 5 J2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
FeAsS + HNO3 = Fe(NO2)3 + H3AsO4 + H2SO4 + NO2 + H2O =>
FeAsS + 11 HNO3 = Fe(NO2)3 + H3AsO4 + H2SO4 + 8 NO2 + 3 H2O
CH3CH2CHO + KMnO4 + H2SO4 = CH2COOH + K2SO4 + MnSO4 + H2O =>
20 CH3CH2CHO + 22 KMnO4 + 33 H2SO4 = 30 CH2COOH + 11 K2SO4 + 22 MnSO4 + 48 H2O
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