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Équations chimiques équilibrées sur02/04/13

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Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2

N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3

Mg + Fe3(Cl3) = Fe3 + Mg(Cl3) =>
Mg + Fe3(Cl3) = Fe3 + Mg(Cl3)

CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3

N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3

CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3

H + C + I + Ca(OH)2 = CaCI2 + H2O =>
2 H + C + 2 I + Ca(OH)2 = CaCI2 + 2 H2O

CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3

H + C + I + Ca(OH)2 = CaCI2 + H2O =>
2 H + C + 2 I + Ca(OH)2 = CaCI2 + 2 H2O

CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3

Ca + H2O = CaOH + H2 =>
2 Ca + 2 H2O = 2 CaOH + H2

CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3

Ca + H2O = CaOH + H2 =>
2 Ca + 2 H2O = 2 CaOH + H2

CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3

CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O

CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3

CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O

C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O

CdSO4 + H2O = CdO + H2SO4 =>
CdSO4 + H2O = CdO + H2SO4

NaNO2 + KMnO4 + H2SO4 = NaNO3 + K2SO4 + MnSO4 + H2O =>
5 NaNO2 + 2 KMnO4 + 3 H2SO4 = 5 NaNO3 + K2SO4 + 2 MnSO4 + 3 H2O

P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4

CdSO4 + H2O = CdO + H2SO4 =>
CdSO4 + H2O = CdO + H2SO4

CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3

P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4

NH3 + SO2 = NO + S + H2O =>
4 NH3 + 5 SO2 = 4 NO + 5 S + 6 H2O

Na + H2O = NaOH + H =>
Na + H2O = NaOH + H

CdSO4 + H2O = CdO + H2SO4 =>
CdSO4 + H2O = CdO + H2SO4

P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4

CdSO4 + H2O = CdO + H2SO4 =>
CdSO4 + H2O = CdO + H2SO4

NH3 + SO2 = NO + S + H2O =>
4 NH3 + 5 SO2 = 4 NO + 5 S + 6 H2O

P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4

H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2

P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4

CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O

P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4

Na + H2O = NaOH + H =>
Na + H2O = NaOH + H

NH3 + SO2 = NO + S + H2O =>
4 NH3 + 5 SO2 = 4 NO + 5 S + 6 H2O

AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2

CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3

Na + H2O = NaOH + H =>
Na + H2O = NaOH + H

CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)

H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O

CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)

Mg(OH)2 + H3PO4 = H2O + Mg3(PO4)2 =>
3 Mg(OH)2 + 2 H3PO4 = 6 H2O + Mg3(PO4)2

NH4Cl + CaO = Cl2Ca + NH3 + H2O =>
2 NH4Cl + CaO = Cl2Ca + 2 NH3 + H2O

Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2

CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O

Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2

AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3

Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O

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