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4 Na + O2 = 2 Na2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
K2O + SO2 = K2SO3 =>
K2O + SO2 = K2SO3
Zn + Cu(ClO)2 = Zn(ClO)2 + Cu =>
Zn + Cu(ClO)2 = Zn(ClO)2 + Cu
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
Cu(SO3)2 + Fe = Cu + Fe(SO3)2 =>
Cu(SO3)2 + Fe = Cu + Fe(SO3)2
HNO3 + BaCl2 + Na2SO3 = BaSO4 + NaCl + NO2 + H2O =>
2 HNO3 + BaCl2 + Na2SO3 = BaSO4 + 2 NaCl + 2 NO2 + H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
FeSO4 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + K2SO4 =>
3 FeSO4 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3 K2SO4
NH4Cl + K2SO4 = (NH4)SO4 + K2Cl =>
NH4Cl + K2SO4 = (NH4)SO4 + K2Cl
C19H25OH + O2 = CO2 + H2O =>
C19H25OH + 25 O2 = 19 CO2 + 13 H2O
Na2SO4 + Fe = Fe2(SO4)3 + Na =>
3 Na2SO4 + 2 Fe = Fe2(SO4)3 + 6 Na
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KHSO4 + NaOH = H2O + KNaSO4 =>
KHSO4 + NaOH = H2O + KNaSO4
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Na2CO3 + SiO = Na2O + SiO2 + CO =>
Na2CO3 + SiO = Na2O + SiO2 + CO
NaI(aq) + Hg2(C2H3O2)2(ag) = Hg2I(s) + Na(C2H3O2)2(aq) =>
NaI(aq) + Hg2(C2H3O2)2(ag) = Hg2I(s) + Na(C2H3O2)2(aq)
HCl + Mg(No3)2 = MgCl + H(No3)2 =>
HCl + Mg(No3)2 = MgCl + H(No3)2
O2 + C2H4 = O2H4 + C2 =>
O2 + C2H4 = O2H4 + C2
N2O5(ac)H2O(l) = HNO3(ac) =>
N2O5(ac)H2O(l) = 2 HNO3(ac)
POH = PHO =>
POH = PHO
C2H4O + C4H9OH = C6H14O2 =>
C2H4O + C4H9OH = C6H14O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaVO3 + CuSO4 + H2O = Cu3(VO4)2 + H2SO4 + Na2SO4 =>
2 NaVO3 + 3 CuSO4 + 2 H2O = Cu3(VO4)2 + 2 H2SO4 + Na2SO4
Zn + HCl = ZnCl + H1 =>
Zn + HCl = ZnCl + H1
AICl3 + NaOH = NaAIO2 + NaCl + H2O =>
AICl3 + 4 NaOH = NaAIO2 + 3 NaCl + 2 H2O
Ca(HCo3)2 + Ca(OH)2 = CaCo3 + H2O =>
Ca(HCo3)2 + Ca(OH)2 = 2 CaCo3 + 2 H2O
CH2O2 + [Ag(NH3)2]OH = CO2 + H2O + NH3 + Ag =>
CH2O2 + 2[Ag(NH3)2]OH = CO2 + 2 H2O + 4 NH3 + 2 Ag
Cu(NO3)2 + Na2SiO3 = CuSiO3 + Na2(NO3)2 =>
Cu(NO3)2 + Na2SiO3 = CuSiO3 + Na2(NO3)2
Na2S + CuSO4 = CuSO3 + Na2SO4 =>
Na2S + 4 CuSO4 = 4 CuSO3 + Na2SO4
CUO + H2O = CU(OH)2 =>
CUO + H2O = CU(OH)2
C2H5OH + H2SO4 + K2Cr2O7 = CH3COOH + Cr2(SO4)3 + H2O + K2SO4 =>
3 C2H5OH + 8 H2SO4 + 2 K2Cr2O7 = 3 CH3COOH + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
PCl3 + Sr(OH)2 = SrHPO3 + SrCl2 + H2O =>
2 PCl3 + 5 Sr(OH)2 = 2 SrHPO3 + 3 SrCl2 + 4 H2O
Cu5AsS4 + HNO3 = NO + H3AsO4 + Cu(NO3)2 + H2SO4 + H2O =>
Cu5AsS4 + 23 HNO3 = 13 NO + H3AsO4 + 5 Cu(NO3)2 + 4 H2SO4 + 6 H2O
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H3PO4 + ZnBr2 = HBr + Zn3(PO4)2 =>
2 H3PO4 + 3 ZnBr2 = 6 HBr + Zn3(PO4)2
NaCl(aq) + Ba(s) = BaCl(aq) + Na(s) =>
NaCl(aq) + Ba(s) = BaCl(aq) + Na(s)
FHg = HgF =>
FHg = HgF
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
H2 + Cl2 = H2Cl1 =>
2 H2 + Cl2 = 2 H2Cl1
ZnO + CuCl2 = ZnCl2 + CuO =>
ZnO + CuCl2 = ZnCl2 + CuO
NH2CH2COOH + NH2CH2CH2COOH = H2O + NH2CH2CONHCH(CH3)COOH =>
NH2CH2COOH + NH2CH2CH2COOH = H2O + NH2CH2CONHCH(CH3)COOH
J = J9 =>
9 J = J9
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
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