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Chemische vergelijkingen in evenwicht op12/17/24

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Breng de vergelijking van een chemische reactie in evenwicht
H2S + K2SO3 = K2S + H2SO4 =>
3 H2S + 4 K2SO3 = 4 K2S + 3 H2SO4

H2SO4 = H{+} + SO4{-2} =>
H2SO4 = 2 H{+} + SO4{-2}

Ba(OH)2 + NaCl = NaOH + BaCl2 =>
Ba(OH)2 + 2 NaCl = 2 NaOH + BaCl2

O3 = O4 =>
4 O3 = 3 O4

Mg + AgCrOH = MgOH + CrAg =>
Mg + AgCrOH = MgOH + CrAg

ClO3{-} + H2O + I2 = IO3{-} + Cl{-} + H{+} =>
5 ClO3{-} + 3 H2O + 3 I2 = 6 IO3{-} + 5 Cl{-} + 6 H{+}

NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO

Zn = Zn4 =>
4 Zn = Zn4

NaOH + C8H5KO4 = NaC8H4KO4 + H2O =>
NaOH + C8H5KO4 = NaC8H4KO4 + H2O

C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O

Ca3(Po4)2 + NaOH = Ca(OH) + Na3(Po4)2 =>
Ca3(Po4)2 + 3 NaOH = 3 Ca(OH) + Na3(Po4)2

K2O + Zn = K2ZnO =>
K2O + Zn = K2ZnO

SrCl2 + H2SO4 = SrSO3 + H2O + Cl2 =>
SrCl2 + H2SO4 = SrSO3 + H2O + Cl2

Br2NaI = NaBr2I =>
Br2NaI = NaBr2I

Ni + KOH = K2 + NiOH =>
2 Ni + 2 KOH = K2 + 2 NiOH

Strontiumoxide + water = Strontiumhydroxide =>
SrO + H2O = Sr(OH)2

K2O + Zn = K2ZnO =>
K2O + Zn = K2ZnO

Ni + NH3 = Ni(NH3)62 =>
Ni + 62 NH3 = Ni(NH3)62

Zn + HC1 = ZnC12 + H2 = =>
Zn + 12 HC1 = ZnC12 + 6 H2

Cu + NHO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 NHO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O

Cu(OH)2 + HCe = CuCe2 + H2O =>
Cu(OH)2 + 2 HCe = CuCe2 + 2 H2O

FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl

Na2SO4 + CuO = Na2O + CuSO4 =>
Na2SO4 + CuO = Na2O + CuSO4

Ag + H3PO4 = Ag3(PO4)2 + H2 =>
3 Ag + 2 H3PO4 = Ag3(PO4)2 + 3 H2

CaCO3 + HNO3 = CaCO3HNO3 =>
CaCO3 + HNO3 = CaCO3HNO3

Li + KNO3 = LiNO3 + K =>
Li + KNO3 = LiNO3 + K

K2[Zn(OH)4] = Zn(OH)2 + K2(OH)2 =>
K2[Zn(OH)4] = Zn(OH)2 + K2(OH)2

SrCl2 + H2SO4 = SrSO3 + H2O + Cl2 =>
SrCl2 + H2SO4 = SrSO3 + H2O + Cl2

KOH + H = H2O + K =>
KOH + H = H2O + K

Cr(OH)3 + NaOH = Na3[Cr(OH)6] =>
Cr(OH)3 + 3 NaOH = Na3[Cr(OH)6]

NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2

Cr2O3 + KMnO4 + KOH = K2CrO4 + H2O + K2MnO4 =>
Cr2O3 + 6 KMnO4 + 10 KOH = 2 K2CrO4 + 5 H2O + 6 K2MnO4

Fe + HCe = FeCe + H =>
Fe + HCe = FeCe + H

FeCO + HCl = FeCl2 + H2CO =>
FeCO + 2 HCl = FeCl2 + H2CO

Cl + KI = KCl + I2 =>
2 Cl + 2 KI = 2 KCl + I2

NaOH + CaSO4 = CaOH + NaSO4 =>
NaOH + CaSO4 = CaOH + NaSO4

CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2

CuSO4 + SNa2 = CuNa2 + SSO4 =>
CuSO4 + SNa2 = CuNa2 + SSO4

NaHCO3 + CH3COOH + H2O = CH3COONa*3H2O + CO2 =>
NaHCO3 + CH3COOH + 2 H2O = CH3COONa*3H2O + CO2

Sb + HNO3 = Sb2O5 + NO + H2O =>
6 Sb + 10 HNO3 = 3 Sb2O5 + 10 NO + 5 H2O

KSCN + FeCl3 + HNO3 = Fe(SCN)3 + KNO3 + HCl =>
3 KSCN + FeCl3 + 3 HNO3 = Fe(SCN)3 + 3 KNO3 + 3 HCl

C3H8 + O2 = CO4 + H2O =>
C3H8 + 8 O2 = 3 CO4 + 4 H2O

Cu + NHO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 NHO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O

Al + F = AlF3 =>
Al + 3 F = AlF3

Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O

BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2

CO2 + Na2[Zn(OH)4] = Na2CO3 + Zn(OH)2 + H2O =>
CO2 + Na2[Zn(OH)4] = Na2CO3 + Zn(OH)2 + H2O

C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O

CaH2 + NH4Cl = NH3 + H2 + CaCl2 =>
CaH2 + 2 NH4Cl = 2 NH3 + 2 H2 + CaCl2

C2H2 + H2O = C2H3OH =>
C2H2 + H2O = C2H3OH

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Breng de vergelijking van een chemische reactie in evenwicht
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