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2 La2O3 + 30 B = 4 LaB6 + 3 B2O2
CH3CCH3 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + CH3COOH =>
10 CH3CCH3 + 12 KMnO4 + 18 H2SO4 = 18 H2O + 6 K2SO4 + 12 MnSO4 + 15 CH3COOH
Mg(OH)2 + CH3COOH = H2O + Mg(CH3COO)2 =>
Mg(OH)2 + 2 CH3COOH = 2 H2O + Mg(CH3COO)2
NaCl + Na2SO4 = NaOCl + Na2SO3 =>
NaCl + Na2SO4 = NaOCl + Na2SO3
Zn(s) + MgSO4(aq) = ZnSO4 + Mg =>
Zn(s) + MgSO4(aq) = ZnSO4 + Mg
K + HClO4 = KClO4 + H2 =>
2 K + 2 HClO4 = 2 KClO4 + H2
HCl + HCH3CO2 = CH3COCl + H2O =>
HCl + HCH3CO2 = CH3COCl + H2O
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
K3PO4 + AgNO3 = Ag3PO4 + KNO3 =>
K3PO4 + 3 AgNO3 = Ag3PO4 + 3 KNO3
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
AgNO3(aq) + H2SO4(aq) = Ag2SO4(s) + HNO3(aq) =>
2 AgNO3(aq) + H2SO4(aq) = Ag2SO4(s) + 2 HNO3(aq)
K2SO4 + NaNO3 = K2(NO3)2 + Na2SO4 =>
K2SO4 + 2 NaNO3 = K2(NO3)2 + Na2SO4
C10H18O + Cr2O7{2-} + H{+} = C10H16O + Cr{3+} + H2O =>
3 C10H18O + Cr2O7{2-} + 8 H{+} = 3 C10H16O + 2 Cr{3+} + 7 H2O
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
MgSO4 + HNO3 = Mg(NO3)2 + H2 + SO4 =>
MgSO4 + 2 HNO3 = Mg(NO3)2 + H2 + SO4
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
Fe2S3 = S8 + FeS =>
8 Fe2S3 = S8 + 16 FeS
SO3 + MnO2 = SO4 + Mn =>
2 SO3 + MnO2 = 2 SO4 + Mn
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
Sb(s) + O2(g) = Sb2O3(s) =>
4 Sb(s) + 3 O2(g) = 2 Sb2O3(s)
CH2O + O2 = CO2 + H2O =>
CH2O + O2 = CO2 + H2O
Ba + CuCO3 = BaCO3 + Cu =>
Ba + CuCO3 = BaCO3 + Cu
Cu2O + H2 = Cu + H2O =>
Cu2O + H2 = 2 Cu + H2O
K2Cr2O7 + Ti2(SO4)3 + H2SO4 = Cr2(SO4)3 + Ti2(SO4)5 + H2O + K2SO4 =>
2 K2Cr2O7 + 3 Ti2(SO4)3 + 14 H2SO4 = 2 Cr2(SO4)3 + 3 Ti2(SO4)5 + 14 H2O + 2 K2SO4
N2 + OH = NO3 + H2O =>
N2 + 12 OH = 2 NO3 + 6 H2O
Mo2O3 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + MoO3 =>
5 Mo2O3 + 6 KMnO4 + 9 H2SO4 = 9 H2O + 3 K2SO4 + 6 MnSO4 + 10 MoO3
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
FeCl2 + NaNO3 + NaOH = Na2FeO4 + NaNO2 + NaCl + H2O =>
FeCl2 + 2 NaNO3 + 4 NaOH = Na2FeO4 + 2 NaNO2 + 2 NaCl + 2 H2O
S + KOH = K2SO4 + K2S1 + H2O =>
4 S + 8 KOH = K2SO4 + 3 K2S1 + 4 H2O
Ag2O + NH3 + H2O = [Ag(NH3)2]{+} + OH{-} =>
Ag2O + 4 NH3 + H2O = 2[Ag(NH3)2]{+} + 2 OH{-}
C(s) + O2(s) = CO2(g) =>
C(s) + O2(s) = CO2(g)
Cu + NaOH = Na + Cu(OH)2 =>
Cu + 2 NaOH = 2 Na + Cu(OH)2
Cu = Cu2{+} + e =>
2 Cu = Cu2{+} + e
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Ca(NO3)2(aq) + Na2CO3(aq) = CaCO3 + NaNO3 =>
Ca(NO3)2(aq) + Na2CO3(aq) = CaCO3 + 2 NaNO3
Fe2S3 = Fe + S8 =>
8 Fe2S3 = 16 Fe + 3 S8
H2CO3 + Cs = Cs2CO3 + H2 =>
H2CO3 + 2 Cs = Cs2CO3 + H2
Zn + HIO3 = ZnIO3 + H2 =>
2 Zn + 2 HIO3 = 2 ZnIO3 + H2
Zn(OH)2 + Ba(OH)2 = Ba[Zn(OH)4] =>
Zn(OH)2 + Ba(OH)2 = Ba[Zn(OH)4]
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Fe(OH)3(H2O)3 + H3O{+} = Fe{3+} + H2O =>
Fe(OH)3(H2O)3 + 3 H3O{+} = Fe{3+} + 9 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
KCrO4 + HCl = CrCl3 + Cl2 + H2O + KCl =>
KCrO4 + 8 HCl = CrCl3 + 2 Cl2 + 4 H2O + KCl
CuS + KCl = CuCl2 + K2S =>
CuS + 2 KCl = CuCl2 + K2S
KMnO4 + C3H5(OH)3 = K2O + Mn2O3 + CO2 + H2O =>
14 KMnO4 + 4 C3H5(OH)3 = 7 K2O + 7 Mn2O3 + 12 CO2 + 16 H2O
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