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Уравняйте уравнение любой химической реакцииC₂H₄ + O₂ = CO + HO =>
C₂H₄ + 3 O₂ = 2 CO + 4 HO

Na₂ + SO₄ = Na₂SO₄(s) =>
Na₂ + SO₄ = Na₂SO₄(s)

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

Kr + O = KrO =>
Kr + O = KrO

C₂H₅OCH₂CH₂OCH₂CH₂CO₂CH₃ + H₂O = CH₃COOH + C₂H₆O =>
C₂H₅OCH₂CH₂OCH₂CH₂CO₂CH₃ + 2 H₂O = 2 CH₃COOH + 2 C₂H₆O

Zn + NaBr = ZnBr₂ + Na =>
Zn + 2 NaBr = ZnBr₂ + 2 Na

C₆H₇O₂(OH)₃ + NaOH = C₆H₇O₂(OH)₂ONa + H₂O =>
C₆H₇O₂(OH)₃ + NaOH = C₆H₇O₂(OH)₂ONa + H₂O

HCl + Fe(NO₃)₂ = FeCl₂ + HNO₃ =>
2 HCl + Fe(NO₃)₂ = FeCl₂ + 2 HNO₃

Fe₂C + HCl = FeCl₂ + CH₄ =>
Fe₂C + 4 HCl = 2 FeCl₂ + CH₄

K₂Cr₂O₇ + KBr + H₂SO₄ = Br₂ + Cr₂(SO₄)₃ + KHSO₄ + H₂O =>
K₂Cr₂O₇ + 6 KBr + 11 H₂SO₄ = 3 Br₂ + Cr₂(SO₄)₃ + 8 KHSO₄ + 7 H₂O

C₁₂H₂₂O₁₁ + O₂ = CO₂ + H₂O(l) =>
C₁₂H₂₂O₁₁ + 12 O₂ = 12 CO₂ + 11 H₂O(l)

S + NaOH = Na₂S + Na₂SO₄ + H₂O =>
4 S + 8 NaOH = 3 Na₂S + Na₂SO₄ + 4 H₂O

H₂SiO₃ + SO₂ = SiO₂ + H₂SO₃ =>
H₂SiO₃ + SO₂ = SiO₂ + H₂SO₃

MgBr{2} + NaOH = MgOH{2} + NaBr =>
MgBr{2} + NaOH = MgOH{2} + NaBr

FeCe₃ + Fe = FeCe₂ =>
2 FeCe₃ + Fe = 3 FeCe₂

Mg₅(CO₃)₄(OH)₂₄H₂O + H = Mg + CO₃ + H₂O =>
Mg₅(CO₃)₄(OH)₂₄H₂O + 24 H = 5 Mg + 4 CO₃ + 25 H₂O

S₈ + OH = SO₄ + H₂O =>
S₈ + 64 OH = 8 SO₄ + 32 H₂O

CuSO₄(aq) + KCl(aq) = CuCl₂(aq) + K₂SO₄(aq) =>
CuSO₄(aq) + 2 KCl(aq) = CuCl₂(aq) + K₂SO₄(aq)

Al + HNO₃ = H₂O + Al(NO₃)₃ + NH₄NO₃ =>
8 Al + 30 HNO₃ = 9 H₂O + 8 Al(NO₃)₃ + 3 NH₄NO₃

Ag(C₂H₃O₂) + FeI₂ = AgI + Fe(C₂H₃O₂)₂ =>
2 Ag(C₂H₃O₂) + FeI₂ = 2 AgI + Fe(C₂H₃O₂)₂

CaCl + H₂SO₄ = CaSO₄ + ClH₂ =>
CaCl + H₂SO₄ = CaSO₄ + ClH₂

CrI₃ + NaClO + NaOH = Na₂CrO₄ + Na₃H₂IO₆ + NaCl + H₂O =>
2 CrI₃ + 27 NaClO + 22 NaOH = 2 Na₂CrO₄ + 6 Na₃H₂IO₆ + 27 NaCl + 5 H₂O

H₂O(l) + Mg₃N₂(aq) = MgO(s) + NH₃(g) =>
3 H₂O(l) + Mg₃N₂(aq) = 3 MgO(s) + 2 NH₃(g)

Mg(s) + Br₂ = MgBr₂(s) =>
Mg(s) + Br₂ = MgBr₂(s)

KMnO₄ + H₂C₂O₄ + H₂SO₄ = MnSO₄ + K₂SO₄ + CO₂ + H₂O =>
2 KMnO₄ + 5 H₂C₂O₄ + 3 H₂SO₄ = 2 MnSO₄ + K₂SO₄ + 10 CO₂ + 8 H₂O

Ca + KF = CaF₂ + K =>
Ca + 2 KF = CaF₂ + 2 K

BaCl₂(aq) + NaCl(aq) = BaCl(aq) + NaCl₂(aq) =>
BaCl₂(aq) + NaCl(aq) = BaCl(aq) + NaCl₂(aq)

C₆H₁₈Al₂ + O₂ = CO₂ + H₂O + Al₂O₃ =>
C₆H₁₈Al₂ + 12 O₂ = 6 CO₂ + 9 H₂O + Al₂O₃

KIO₃ + H₂ = KI + H₂O =>
KIO₃ + 3 H₂ = KI + 3 H₂O

HCl + CuOH = CuCl + H₂O =>
HCl + CuOH = CuCl + H₂O

Pb(NO₃)₂ + CH₃COONa + H₂O = Pb(OH)₂ + CH₃COOH + NaNO₃ =>
Pb(NO₃)₂ + 2 CH₃COONa + 2 H₂O = Pb(OH)₂ + 2 CH₃COOH + 2 NaNO₃

K₂C₂O₄ + Al₂(SO₄)₃ = K₂SO₄ + Al₂(C₂O₄)₃ =>
3 K₂C₂O₄ + Al₂(SO₄)₃ = 3 K₂SO₄ + Al₂(C₂O₄)₃

CO₂ + MgOH = MgHCO₃ =>
CO₂ + MgOH = MgHCO₃

CH₃COOH(aq) + NaHCO₃ = CO₂ + CH₃COONa(aq) + H₂O(l) =>
CH₃COOH(aq) + NaHCO₃ = CO₂ + CH₃COONa(aq) + H₂O(l)

SO₃{-}2 + OH = SO₄{-}2{-} + H₂O =>
SO₃{-}2 + 2 OH = SO₄{-}2{-} + H₂O

C₃H₈O₃ = CO + H₂ =>
C₃H₈O₃ = 3 CO + 4 H₂

Cu + HBr = CuBr₂ + H₂ =>
Cu + 2 HBr = CuBr₂ + H₂

C₃H₈O₃ = C₂H₆O + CH₂O₂ =>
C₃H₈O₃ = C₂H₆O + CH₂O₂

C₄H₄O₄ + Na₂CO₃ = Na₂H₂C₄O₄ + H₂O + CO₂ =>
C₄H₄O₄ + Na₂CO₃ = Na₂H₂C₄O₄ + H₂O + CO₂

Ni + SO₂ = Ni₃S₂ + O₂ =>
3 Ni + 2 SO₂ = Ni₃S₂ + 2 O₂

KI + Ba(C₂H₃O₂)₂ = K(C₂H₃O₂) + BaI₂ =>
2 KI + Ba(C₂H₃O₂)₂ = 2 K(C₂H₃O₂) + BaI₂

HClO₃(aq) + HCl(aq) = H₂O(l) + Cl₂(g) =>
HClO₃(aq) + 5 HCl(aq) = 3 H₂O(l) + 3 Cl₂(g)

HI + Pd(OH)₂ = PdI₂ + H₂O =>
2 HI + Pd(OH)₂ = PdI₂ + 2 H₂O

CuS + HNO₃(diluido) = Cu(NO₃)₂ + S + H₂O + NO =>
3 CuS + 8 HNO₃(diluido) = 3 Cu(NO₃)₂ + 3 S + 4 H₂O + 2 NO

H{+} + Cr₂O₇{-2} + HNO₂ = Cr{3+} + NO₃{-} + H₂O =>
5 H{+} + Cr₂O₇{-2} + 3 HNO₂ = 2 Cr{3+} + 3 NO₃{-} + 4 H₂O

C₃H₈O₃ = C₃H₄O + H₂O =>
C₃H₈O₃ = C₃H₄O + 2 H₂O

KCl + SrF₂ = SrCl₂ + KF =>
2 KCl + SrF₂ = SrCl₂ + 2 KF

C₃H₈O₃ = C₃H₄O + H₂O =>
C₃H₈O₃ = C₃H₄O + 2 H₂O

PbO₂ + Cr(OH)₃ + OH{-} = Pb(OH)₃{-} + CrO₄{2-} + H₂O =>
3 PbO₂ + 2 Cr(OH)₃ + 7 OH{-} = 3 Pb(OH)₃{-} + 2 CrO₄{2-} + 2 H₂O

Na₂SO₃ + Cl₂ = Na₂S₂O₆ + NaCl =>
2 Na₂SO₃ + Cl₂ = Na₂S₂O₆ + 2 NaCl

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