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CaCO3 + 2 H2O = Ca(OH)2 + H2CO3
O + S2 = S + SO =>
O + S2 = S + SO
Br2 + KI + H2O = KIO3 + HBr =>
3 Br2 + KI + 3 H2O = KIO3 + 6 HBr
Co(OH)2 + H2SO4 = CoSO4 + H2O =>
Co(OH)2 + H2SO4 = CoSO4 + 2 H2O
CH3CH2CHO(g) + O2(g) = CO2(g) + H2O(l) =>
CH3CH2CHO(g) + 4 O2(g) = 3 CO2(g) + 3 H2O(l)
Al(s) + O2(q) = Al2O3(s) =>
4 Al(s) + 3 O2(q) = 2 Al2O3(s)
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
HNO3 + Se + HCl = H2O + NO + SeCl4 =>
4 HNO3 + 3 Se + 12 HCl = 8 H2O + 4 NO + 3 SeCl4
Mg(HNO3)2 + HCl = MgCl2 + H2O + NO2 =>
Mg(HNO3)2 + 2 HCl = MgCl2 + 2 H2O + 2 NO2
CaCl2 + K3(PO4) = Ca(PO4) + K3Cl2 =>
CaCl2 + K3(PO4) = Ca(PO4) + K3Cl2
Xe + F2 = XeF6 =>
Xe + 3 F2 = XeF6
HCl + NaOH = HOH + NaCl(aq) =>
HCl + NaOH = HOH + NaCl(aq)
SbCl + NaOH = NaCl + SbOH =>
SbCl + NaOH = NaCl + SbOH
MgO + HBr = Mg(OH)Br =>
MgO + HBr = Mg(OH)Br
K2SiO3 + HCl = KCl + H2SiO3 =>
K2SiO3 + 2 HCl = 2 KCl + H2SiO3
Cu + HBr = CuHBr =>
Cu + HBr = CuHBr
Br2 + KI + H2O = KIO3 + HBr =>
3 Br2 + KI + 3 H2O = KIO3 + 6 HBr
MgO + NaBiO3 + HNO3 = HMgO4 + BiONO3 + NaNO3 + H2O =>
2 MgO + 5 NaBiO3 + 10 HNO3 = 2 HMgO4 + 5 BiONO3 + 5 NaNO3 + 4 H2O
Cu(OH)2 + HCHO = CO2 + Cu + H2O =>
2 Cu(OH)2 + HCHO = CO2 + 2 Cu + 3 H2O
CdTe + SnTe = CdSnTe + Te =>
CdTe + SnTe = CdSnTe + Te
CaOH + MgCl = CaCl + MgOH =>
CaOH + MgCl = CaCl + MgOH
Sn + X2 = Sn2X6 =>
2 Sn + 3 X2 = Sn2X6
Ca(NO3)2*4H2O = CaO + N2O5 + H2O =>
Ca(NO3)2*4H2O = CaO + N2O5 + 4 H2O
H2 + KCl = K2 + HCl =>
H2 + 2 KCl = K2 + 2 HCl
Rb + O2 = Rb2O2 =>
2 Rb + O2 = Rb2O2
Al + HOH = H2 + Al(OH)3 =>
2 Al + 6 HOH = 3 H2 + 2 Al(OH)3
AgNO3 + Na2MoO4 = Ag2MoO4 + NaNO3 =>
2 AgNO3 + Na2MoO4 = Ag2MoO4 + 2 NaNO3
KOH + Fe(CIO3)3 = Fe(OH)3 + KCIO3 =>
3 KOH + Fe(CIO3)3 = Fe(OH)3 + 3 KCIO3
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
CaCO3 + H2O = Ca(OH)2 + CO2 =>
CaCO3 + H2O = Ca(OH)2 + CO2
C2H3OH + O2 = CO2 + H2O =>
2 C2H3OH + 5 O2 = 4 CO2 + 4 H2O
N2(s) + H2(g) = NH3 =>
N2(s) + 3 H2(g) = 2 NH3
Cu(OH)2CO3 = CuOH2OCO3 =>
Cu(OH)2CO3 = CuOH2OCO3
H2 = H3 =>
3 H2 = 2 H3
CuSO4 + NaOH = CuOH + NaSO4 =>
CuSO4 + NaOH = CuOH + NaSO4
MnO2 + H2O = MnO4{-} + H{+} + {-} =>
MnO2 + 2 H2O = MnO4{-} + 4 H{+} + 3e
NH4Cl + CH3NH2 = HCl + CH3NHNH4 =>
NH4Cl + CH3NH2 = HCl + CH3NHNH4
H2SO4(aq) + Na2CO3(aw) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3(aw) = Na2SO4(aq) + H2O + CO2(g)
KI + HBrO3 + HCl = I2 + KBr + KCl + H2O =>
6 KI + HBrO3 + 5 HCl = 3 I2 + KBr + 5 KCl + 3 H2O
O + Al = O2Al3 =>
2 O + 3 Al = O2Al3
Al + KOH + H2SO4 + O = H2O + KAl(SO4)2 =>
2 Al + 2 KOH + 4 H2SO4 + 3 O = 5 H2O + 2 KAl(SO4)2
HBrO4 + Ag(OH) = Ag(BrO4) + H2O =>
HBrO4 + Ag(OH) = Ag(BrO4) + H2O
ZS + carbon = Z + CS2 =>
2 ZS + C = 2 Z + CS2
AgCl + NaOH = Ag2O + NaCl + H2O =>
2 AgCl + 2 NaOH = Ag2O + 2 NaCl + H2O
HNH4ClO4 = N2 + Cl2 + O2 + H2O =>
4 HNH4ClO4 = 2 N2 + 2 Cl2 + 3 O2 + 10 H2O
TiO2 + H2O = TiH4O + O2 =>
2 TiO2 + 4 H2O = 2 TiH4O + 3 O2
C7H6O2 = H + C7H5O2 =>
C7H6O2 = H + C7H5O2
H3 + AuO = Au + H2O =>
2 H3 + 3 AuO = 3 Au + 3 H2O
B2H6O2 + O2 = B2O3 + H2O =>
B2H6O2 + 2 O2 = B2O3 + 3 H2O
C2H4O2 + Cl2 = C2H3O2Cl + HCl =>
C2H4O2 + Cl2 = C2H3O2Cl + HCl
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