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Chemische vergelijkingen in evenwicht op11/25/17

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Breng de vergelijking van een chemische reactie in evenwicht
C33H68 + O2 = CO2 + H2O =>
C33H68 + 50 O2 = 33 CO2 + 34 H2O

CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O

Li + CO2 + H2O = LiHCO3 + H2 =>
2 Li + 2 CO2 + 2 H2O = 2 LiHCO3 + H2

Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl

CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2

K2Cr2O7 + KOH = K2CrO4 + H2O =>
K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O

NACl + H2O = NAOH + Cl2 + H2 =>
2 NACl + 2 H2O = 2 NAOH + Cl2 + H2

CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2

KJ + NaNO2 + H2SO4 = J2 + NO + K2SO4 + Na2SO4 + H2O =>
2 KJ + 2 NaNO2 + 2 H2SO4 = J2 + 2 NO + K2SO4 + Na2SO4 + 2 H2O

FeO + NaNO3 + H2SO4 = Fe2(SO4)3 + NO2 + Na2SO4 + H2O =>
2 FeO + 2 NaNO3 + 4 H2SO4 = Fe2(SO4)3 + 2 NO2 + Na2SO4 + 4 H2O

C25H50 + O2 = CO2 + H2O =>
2 C25H50 + 75 O2 = 50 CO2 + 50 H2O

CaCO3(heat) = CaO + CO2 =>
CaCO3(heat) = CaO + CO2

NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2

CH3COOH + Cl2 = CH2ClCOOH + HCl =>
CH3COOH + Cl2 = CH2ClCOOH + HCl

K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H20 =>
5 K2Cr2O7 + 35 NaNO2 + 20 H2SO4 = 35 NaNO3 + 5 Cr2(SO4)3 + 5 K2SO4 + 2 H20

MnS + HCl + HNO3 = MnCl2 + NO + S + H2O =>
3 MnS + 6 HCl + 2 HNO3 = 3 MnCl2 + 2 NO + 3 S + 4 H2O

C2H5CL + NAOH = C2H5OH + NACL =>
C2H5CL + NAOH = C2H5OH + NACL

C7H14O2 + O2 = CO2 + H2O =>
2 C7H14O2 + 19 O2 = 14 CO2 + 14 H2O

Ca(HCO3)2 + HCl = CaCl2 + H2CO3 =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 H2CO3

C2H2 + H2O = C2H6O2 =>
C2H2 + 2 H2O = C2H6O2

PbJ2 + H2O = PbO + HJ =>
PbJ2 + H2O = PbO + 2 HJ

H2S + Br2 + H2O = H2SO4 + HBr =>
H2S + 4 Br2 + 4 H2O = H2SO4 + 8 HBr

CuFeS2 + O2 = Cu2S + SO2 + FeO =>
2 CuFeS2 + 4 O2 = Cu2S + 3 SO2 + 2 FeO

C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O

C7H15OH + O2 = CO2 + H2 =>
2 C7H15OH + 13 O2 = 14 CO2 + 16 H2

NaNO3 + KCl = NaCl + KNO3 =>
NaNO3 + KCl = NaCl + KNO3

CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O

C20H38 + O2 = CO2 + H2O =>
2 C20H38 + 59 O2 = 40 CO2 + 38 H2O

CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2

C3H7OH + K2Cr2O7 + H2SO4 = C3H6O + Cr2(SO4)3 + H2O + K2SO4 =>
3 C3H7OH + K2Cr2O7 + 4 H2SO4 = 3 C3H6O + Cr2(SO4)3 + 7 H2O + K2SO4

Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3

H2 + PO3 = H2PO3 =>
H2 + PO3 = H2PO3

C6H5NO2 + Fe + HCl = C6H5NH3Cl + FeCl2 + H2O =>
C6H5NO2 + 3 Fe + 7 HCl = C6H5NH3Cl + 3 FeCl2 + 2 H2O

H2 + PO3 = H3PO3 =>
3 H2 + 2 PO3 = 2 H3PO3

S3O6{2-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
S3O6{2-} + 4 Cl2 + 12 OH{-} = 3 SO4{2-} + 8 Cl{-} + 6 H2O

CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl

C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O

H2 + S = H2S =>
H2 + S = H2S

H2 + Mn = MnH =>
H2 + 2 Mn = 2 MnH

H2 + Mn = MnH2 =>
H2 + Mn = MnH2

Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3

C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O

KMnO4 + NaHSO3 = KHSO3 + NaMnO4 =>
KMnO4 + NaHSO3 = KHSO3 + NaMnO4

KMnO4 + HCl = MnCl2 + Cl2 + KCl + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 5 Cl2 + 2 KCl + 8 H2O

H2 + Li = LiH2 =>
H2 + Li = LiH2

Cr + NaOH + H2O = Na[Cr(OH)4] + H2 =>
2 Cr + 2 NaOH + 6 H2O = 2 Na[Cr(OH)4] + 3 H2

C + CrO3 + H2SO4 = CO3 + Cr2(SO4)2 + H2O =>
4 C + 6 CrO3 + 6 H2SO4 = 4 CO3 + 3 Cr2(SO4)2 + 6 H2O

N2 + O2 = NO =>
N2 + O2 = 2 NO

C16H38 + O2 = CO2 + H2O =>
2 C16H38 + 51 O2 = 32 CO2 + 38 H2O

C16H34 + O2 = CO2 + H2O =>
2 C16H34 + 49 O2 = 32 CO2 + 34 H2O

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Breng de vergelijking van een chemische reactie in evenwicht
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