Equations balanced on the previous day | Equations balanced on the next day |
CaCO3 + 2 HCl = CO2(g) + CaCl2 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cr(NO3)3 + Ca = Ca(NO3) + Cr3 =>
3 Cr(NO3)3 + 9 Ca = 9 Ca(NO3) + Cr3
Zn + SO2 = S + ZnO2 =>
Zn + SO2 = S + ZnO2
C6H6S2 + O2 = CO + H2O + SO3 =>
2 C6H6S2 + 15 O2 = 12 CO + 6 H2O + 4 SO3
CaCl2 + K2(CO3) = CaCO3 + KCl =>
CaCl2 + K2(CO3) = CaCO3 + 2 KCl
Mg(s) + AnswerHC2H3O2(aq) = AnswerMg(C2H3O2)2(aq) + AnswerH2(g) =>
Mg(s) + 2 AnswerHC2H3O2(aq) = AnswerMg(C2H3O2)2(aq) + AnswerH2(g)
Mg2P2 + HNO3 = Mg(NO3)2 + H2O + NO2 + H3PO4 =>
Mg2P2 + 18 HNO3 = 2 Mg(NO3)2 + 6 H2O + 14 NO2 + 2 H3PO4
CaCl2 + K2(CO3) = CaCO3 + KCl =>
CaCl2 + K2(CO3) = CaCO3 + 2 KCl
CaCl2 + K2(CO3) = CaCO3 + KCl =>
CaCl2 + K2(CO3) = CaCO3 + 2 KCl
K2Cr2O7 + H2SO4 + CO = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CO = K2SO4 + Cr2(SO4)3 + 3 CO2 + 4 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
KMnO4 + H2C2 + H2SO4 = H2C2O4 + K2SO4 + H2O + MnSO4 =>
8 KMnO4 + 5 H2C2 + 12 H2SO4 = 5 H2C2O4 + 4 K2SO4 + 12 H2O + 8 MnSO4
H2C2O4 + KMnO4 = CO2 + H2O + Mn + K =>
4 H2C2O4 + KMnO4 = 8 CO2 + 4 H2O + Mn + K
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
ClO3{-} + H{+} + e = H2O + Cl2 =>
2 ClO3{-} + 12 H{+} + 10e = 6 H2O + Cl2
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
P2S5 + KCIO3 + H2O = H3PO4 + H2SO4 + KCI =>
3 P2S5 + 20 KCIO3 + 24 H2O = 6 H3PO4 + 15 H2SO4 + 20 KCI
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
LiOH + HBr = LiBr + H2O =>
LiOH + HBr = LiBr + H2O
KI + Cl2 = KCl + I =>
2 KI + Cl2 = 2 KCl + 2 I
Na2S(aq) + NiCl2(aq) = NiS(s) + NaCl(aq) =>
Na2S(aq) + NiCl2(aq) = NiS(s) + 2 NaCl(aq)
HgCl2 + Na[SnCl3] = Hg2Cl2 + [SnCl6]Na =>
6 HgCl2 + 2 Na[SnCl3] = 3 Hg2Cl2 + 2[SnCl6]Na
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cu + K2Cr2O7 + H2SO4 = Cu2SO4 + Cr2(SO4)3 + H2O + K2SO4 =>
6 Cu + K2Cr2O7 + 7 H2SO4 = 3 Cu2SO4 + Cr2(SO4)3 + 7 H2O + K2SO4
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Li2CO3 + HBr = LiBr + H2CO3 = LiBr + H2O + CO2 =>
Li2CO3 + 2 HBr = 2 LiBr + H2CO3
CaCl2 + K2(CO3) = CaCO3 + KCl =>
CaCl2 + K2(CO3) = CaCO3 + 2 KCl
CuSO4 + EDTA + NaOH = CuEDTA + NaSO4 + OH =>
CuSO4 + EDTA + NaOH = CuEDTA + NaSO4 + OH
CuSO4 + AuCl2 = CuCl2 + AuSO4 =>
CuSO4 + AuCl2 = CuCl2 + AuSO4
Mg + Ba + H2O = MgOHBa + H2 =>
2 Mg + 2 Ba + 2 H2O = 2 MgOHBa + H2
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
FeS2O3 + PbO2 + NaClO4 + HClO4 = Pb(ClO4)2 + Fe(ClO4)2 + NaHSO3 + H2O =>
FeS2O3 + 2 PbO2 + 2 NaClO4 + 4 HClO4 = 2 Pb(ClO4)2 + Fe(ClO4)2 + 2 NaHSO3 + H2O
BaCl2(l) + K2CrO4(l) = BaCrO4 + KCl =>
BaCl2(l) + K2CrO4(l) = BaCrO4 + 2 KCl
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
NH2C2H5 + O2 = N + H2O + CO2 =>
4 NH2C2H5 + 15 O2 = 4 N + 14 H2O + 8 CO2
Sn(NO3)2 + Ca = Sn + Ca(NO3)2 =>
Sn(NO3)2 + Ca = Sn + Ca(NO3)2
ZnO + HOH = Zn(OH)2 =>
ZnO + HOH = Zn(OH)2
Zn + SO2 = S + ZnO2 =>
Zn + SO2 = S + ZnO2
MnO4{-} + SO3{2-} + H2O + H3O{+} = SO4{2-} + Mn(H2O)6 =>
2 MnO4{-} + 7 SO3{2-} + 9 H2O + 2 H3O{+} = 7 SO4{2-} + 2 Mn(H2O)6
C(s) + O2(g) = CO(g) =>
2 C(s) + O2(g) = 2 CO(g)
Ca(OH)2 + Cl2 = CaCl + Ca(ClO3)2 + H2O =>
12 Ca(OH)2 + 7 Cl2 = 10 CaCl + 2 Ca(ClO3)2 + 12 H2O
FeS + H2O = (FeOH)2S + Fe(HS)2 =>
3 FeS + 2 H2O = (FeOH)2S + Fe(HS)2
MnCO3 + H2SO4 = CO2 + H2 + MnSO5 =>
MnCO3 + H2SO4 = CO2 + H2 + MnSO5
Pb(NO3)2Sn = Sn(NO3)2Pb =>
Pb(NO3)2Sn = Sn(NO3)2Pb
HI(aq) + Zn(NO3)2(aq) = HNO3(aq) + ZnI2(s) =>
2 HI(aq) + Zn(NO3)2(aq) = 2 HNO3(aq) + ZnI2(s)
Cu(NO3)2 + KI = KNO3 + CuI + I2 =>
2 Cu(NO3)2 + 4 KI = 4 KNO3 + 2 CuI + I2
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