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Chemische vergelijkingen in evenwicht op02/12/17

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Breng de vergelijking van een chemische reactie in evenwicht
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O

Si + O2 = SiO2 =>
Si + O2 = SiO2

C3H5(CH3(CH2)16COO)3 + NaOH = CH3(CH2)16COONa + C3H8O3 =>
C3H5(CH3(CH2)16COO)3 + 3 NaOH = 3 CH3(CH2)16COONa + C3H8O3

C2H5ONa + HCl = C2H5OH + NaCl =>
C2H5ONa + HCl = C2H5OH + NaCl

CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O

Ch4 + Cl2 = Ch3Cl =>
3 Ch4 + 2 Cl2 = 4 Ch3Cl

C8H18 + O2 = CO2 + H20 =>
10 C8H18 + 80 O2 = 80 CO2 + 9 H20

HgO = Hg + O2 =>
2 HgO = 2 Hg + O2

P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO

CuSO4 + NaHCO3 = Na2SO4 + CuCO3 + CO2 + H2O =>
CuSO4 + 2 NaHCO3 = Na2SO4 + CuCO3 + CO2 + H2O

H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O

Br + Cl2 = BrCl =>
2 Br + Cl2 = 2 BrCl

KNO3 + H2O = KOH + HNO3 =>
KNO3 + H2O = KOH + HNO3

Ar + O2 = ArO =>
2 Ar + O2 = 2 ArO

Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O

Al2O3 + C = CO + Al4C3 =>
2 Al2O3 + 9 C = 6 CO + Al4C3

Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O

KMnO4 + HBr + H2SO4 = MnSO4 + Br2 + K2SO4 + H2O =>
2 KMnO4 + 10 HBr + 3 H2SO4 = 2 MnSO4 + 5 Br2 + K2SO4 + 8 H2O

NaBr + NaBrO3 + H2SO4 = Na2SO4 + Br2 + H2O =>
5 NaBr + NaBrO3 + 3 H2SO4 = 3 Na2SO4 + 3 Br2 + 3 H2O

Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2

HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O

H2O = H2 + O2 =>
2 H2O = 2 H2 + O2

Li2CO3 + Fe2O3 + PO4 = LiFePO4 + CO + O2 =>
2 Li2CO3 + 2 Fe2O3 + 4 PO4 = 4 LiFePO4 + 2 CO + 5 O2

Fe3O4 + C = CO2 + Fe =>
Fe3O4 + 2 C = 2 CO2 + 3 Fe

Cr{3+} + OBr{-} + OH{-} = Br{-} + CrO4{2-} + H2O =>
2 Cr{3+} + 3 OBr{-} + 10 OH{-} = 3 Br{-} + 2 CrO4{2-} + 5 H2O

K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl

NH3 + CuO = N2 + H2O + Cu =>
2 NH3 + 3 CuO = N2 + 3 H2O + 3 Cu

Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O

Ca3P2 + KMnO4 + H2SO4 = MnSO4 + H3PO4 + CaSO4 + H2O + K2SO4 =>
5 Ca3P2 + 16 KMnO4 + 39 H2SO4 = 16 MnSO4 + 10 H3PO4 + 15 CaSO4 + 24 H2O + 8 K2SO4

Na + HNO3 = NaNO3 + NH4NO3 + H2O =>
8 Na + 10 HNO3 = 8 NaNO3 + NH4NO3 + 3 H2O

MnO2 + KClO3 + KOH = K2MnO4 + KCl + H2O =>
3 MnO2 + KClO3 + 6 KOH = 3 K2MnO4 + KCl + 3 H2O

HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O

H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O

CaSO4*H2O = (CaSO4)2H2O + H2O =>
2 CaSO4*H2O = (CaSO4)2H2O + H2O

CO + O2 = CO2 =>
2 CO + O2 = 2 CO2

Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2

Cr2O3 + KCLO3 + KOH = K2CrO7 + KCL + H2O =>
Cr2O3 + 3 KCLO3 + 4 KOH = 2 K2CrO7 + 3 KCL + 2 H2O

P + F2 = PF =>
2 P + F2 = 2 PF

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

NaI + AgNO3 = NaNO3 + AgI =>
NaI + AgNO3 = NaNO3 + AgI

Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2

H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O

H2S + HNO3 = H2SO4 + NO + H2O =>
3 H2S + 8 HNO3 = 3 H2SO4 + 8 NO + 4 H2O

H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O

Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO

NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl

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

MgCl2 = Mg + Cl2 =>
MgCl2 = Mg + Cl2

Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO

CH2CH2OH + O2 = CH3CHO + H2O =>
4 CH2CH2OH + O2 = 4 CH3CHO + 2 H2O

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Breng de vergelijking van een chemische reactie in evenwicht
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