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Fe2O3 + 3 CaSO4 = Fe2(SO4)3 + 3 CaO
CuSO4(s) = CuO(s) + O2(g) + SO2(g) =>
2 CuSO4(s) = 2 CuO(s) + O2(g) + 2 SO2(g)
Na2S + S + NaOH = NaHS + Na2S2O3 =>
Na2S + 4 S + 3 NaOH = 3 NaHS + Na2S2O3
Na4Si + HCl = NaCl + SiH4 =>
Na4Si + 4 HCl = 4 NaCl + SiH4
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CO2(aq) + H2O = H2CO3(aq) =>
CO2(aq) + H2O = H2CO3(aq)
MgOH + HCl2O4 = Mg(ClO2)2 + H2O =>
MgOH + HCl2O4 = Mg(ClO2)2 + H2O
H2 + NO3 = HNO3 =>
H2 + 2 NO3 = 2 HNO3
C2O4H2 + CuO = CO2 + Cu2O + H2O =>
C2O4H2 + 2 CuO = 2 CO2 + Cu2O + H2O
Xe + Br2 = XeBr5 =>
2 Xe + 5 Br2 = 2 XeBr5
ZnN + Mg = MgN + Zn =>
ZnN + Mg = MgN + Zn
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
PCl3Cl2 = PCl5 =>
PCl3Cl2 = PCl5
Al2O3 + Mg = MgO + Al =>
Al2O3 + 3 Mg = 3 MgO + 2 Al
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Hg(NO3)2 = Hg + NO2 + O2 =>
Hg(NO3)2 = Hg + 2 NO2 + O2
Cr2O3 + NO3{-} + CO32{-} = CrO42{-} + NO2{-} + CO2 =>
Cr2O3 + 21 NO3{-} + 2 CO32{-} = 2 CrO42{-} + 21 NO2{-} + 2 CO2
SnS + (NH4)2S2 = (NH4)2[SnS3] =>
SnS + (NH4)2S2 = (NH4)2[SnS3]
H2S + (Cr2O7){2-} + H{+} = S + Cr{+3} + H2O =>
3 H2S + (Cr2O7){2-} + 8 H{+} = 3 S + 2 Cr{+3} + 7 H2O
K2C2O4 + PbCl4 = KCl + Pb(C2O4)2 =>
2 K2C2O4 + PbCl4 = 4 KCl + Pb(C2O4)2
AcS + Te = AcSTe2 =>
AcS + 2 Te = AcSTe2
H + O17 = H9O17 =>
9 H + O17 = H9O17
Cu(s) + H2SO4 = CuSO4 + CuS(s) + H2O =>
4 Cu(s) + 4 H2SO4 = 3 CuSO4 + CuS(s) + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KI(aq) + NaBr(aq) = KBr(aq) + NaI(aq) =>
KI(aq) + NaBr(aq) = KBr(aq) + NaI(aq)
CH3CH2CHCH3CHO + O2 = CO2 + H2O =>
CH3CH2CHCH3CHO + 7 O2 = 5 CO2 + 5 H2O
Mg(OH)2 + H2CrO4 = CrMgO4 + H2O =>
Mg(OH)2 + H2CrO4 = CrMgO4 + 2 H2O
NaNO2 + SrCl2 = NaCl + Sr(NO2)2 =>
2 NaNO2 + SrCl2 = 2 NaCl + Sr(NO2)2
Br + HCl = BrCl + H =>
Br + HCl = BrCl + H
PbO + SO2 = PbS + O =>
PbO + SO2 = PbS + 3 O
Cl2 + NH3 = N2 + H{+} + Cl{-} =>
3 Cl2 + 2 NH3 = N2 + 6 H{+} + 6 Cl{-}
Br2(aq) + KCl(aq) = KBr(aq) + Cl2(g) =>
Br2(aq) + 2 KCl(aq) = 2 KBr(aq) + Cl2(g)
Pb4 + Cu(NO3)2 = Cu4 + Pb(NO3)2 =>
Pb4 + 4 Cu(NO3)2 = Cu4 + 4 Pb(NO3)2
C6H5MgBr + C13H10O + H3O = C19H16O + MgBrOH =>
36 C6H5MgBr + 55 C13H10O + 30 H3O = 49 C19H16O + 36 MgBrOH
(NH4)2S + Cu(NO3)2 = (NO3)2S + (NH4)2Cu =>
(NH4)2S + Cu(NO3)2 = (NO3)2S + (NH4)2Cu
NaOH + CaCO3 = Ca(OH)2 + Na2O + CO2 =>
2 NaOH + CaCO3 = Ca(OH)2 + Na2O + CO2
Cr2O7{-2} + H{+} + Cu = Cr{+3} + H2O + Cu{+2} =>
Cr2O7{-2} + 14 H{+} + 3 Cu = 2 Cr{+3} + 7 H2O + 3 Cu{+2}
C17H33COOH + KMnO4 + Na2CO3 = KNa(C17H33COO) + MnO4 + H2O + CO2 =>
2 C17H33COOH + 2 KMnO4 + Na2CO3 = 2 KNa(C17H33COO) + 2 MnO4 + H2O + CO2
Fe2O3 + P4O10 = Fe4(P2O7)3 =>
4 Fe2O3 + 3 P4O10 = 2 Fe4(P2O7)3
CaCl2 + Sr(NO3)2 = SrCl2 + Ca(NO3)2 =>
CaCl2 + Sr(NO3)2 = SrCl2 + Ca(NO3)2
NH4ClO4 + Mg = MgO + MgCl + H2O + NO =>
NH4ClO4 + 2 Mg = MgO + MgCl + 2 H2O + NO
Li2(CrO4) + AuI3 = Li + I + Au2(CrO4)3 =>
3 Li2(CrO4) + 2 AuI3 = 6 Li + 6 I + Au2(CrO4)3
UO2(NO3)2 + NH3 + H2O = (NH4)U2O7 + NO3 =>
18 UO2(NO3)2 + 4 NH3 + 12 H2O = 9(NH4)U2O7 + 31 NO3
Cl2(aq) + Br{-}(aq) = Cl{-}(aq) + Br2() =>
Cl2(aq) + 2 Br{-}(aq) = 2 Cl{-}(aq) + Br2()
C2H5NO2 + O2 + OH{-} = CO3{-}2 + H2O + N2 =>
4 C2H5NO2 + 11 O2 + 8 OH{-} = 8 CO3{-}2 + 14 H2O + 2 N2
BaN6 + NH4HPO3NH2 = Ba2PO3N + N2 + NH3 =>
6 BaN6 + 3 NH4HPO3NH2 = 3 Ba2PO3N + 16 N2 + 7 NH3
NaC2H3O2 + Ca(OH)2 = NaOH + Ca(C2H3O2)2 =>
2 NaC2H3O2 + Ca(OH)2 = 2 NaOH + Ca(C2H3O2)2
C6H4(NH2)COOH + (CH3CO)2O = CH3COOH + C9H9NO3 =>
C6H4(NH2)COOH + (CH3CO)2O = CH3COOH + C9H9NO3
CuSO4 = Cu + S8 + O2 =>
8 CuSO4 = 8 Cu + S8 + 16 O2
Zn + HCl = H2 + ZnCl20 =>
Zn + 20 HCl = 10 H2 + ZnCl20
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