| Equations balanced on the previous day | Equations balanced on the next day |
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4 HF + SiO2 = 2 H2O + SiF4
NaHCO3 + HCl = NaCl + H2CO3 =>
NaHCO3 + HCl = NaCl + H2CO3
H2O2(l) = H2O(l) + O2(g) =>
2 H2O2(l) = 2 H2O(l) + O2(g)
(c)H3PO4(aq) + NaOH(aq) = Na2HPO4(aq) + H2O(l) =>
(c)H3PO4(aq) + 2 NaOH(aq) = Na2HPO4(aq) + 2 H2O(l)
CaCO3 + H2O = CaO + H2CO3 =>
CaCO3 + H2O = CaO + H2CO3
(b)Sc2O3(s) + H2O(l) = Sc(OH)3(s) =>
(b)Sc2O3(s) + 3 H2O(l) = 2 Sc(OH)3(s)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
(a)SO2(g) + O2(g) = SO3(g) =>
2(a)SO2(g) + O2(g) = 2 SO3(g)
Na2S2O3 + I2 = NaI + Na2S4O6 =>
2 Na2S2O3 + I2 = 2 NaI + Na2S4O6
(d)CH3NH2(g) + O2(g) = CO2(g) + H2O(g) + N =>
4(d)CH3NH2(g) + 9 O2(g) = 4 CO2(g) + 10 H2O(g) + 4 N
Ba(OH)2 + HNO = Ba(NO3) + H20 =>
20 Ba(OH)2 + 20 HNO = 20 Ba(NO3) + 3 H20
(c)B2O3(s) + NaOH(aq) = Na3BO3(aq) + H2O(l) =>
(c)B2O3(s) + 6 NaOH(aq) = 2 Na3BO3(aq) + 3 H2O(l)
(b)P4O10(s) + H2O(l) = H3PO4(l) =>
(b)P4O10(s) + 6 H2O(l) = 4 H3PO4(l)
Al(NO3)3 + Na2S = Al2S3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2S = Al2S3 + 6 NaNO3
(a)Cu(s) + S8(s) = Cu2S(s) =>
16(a)Cu(s) + S8(s) = 8 Cu2S(s)
Mg2H(SO4)2 = H + Mg2(SO4)2 =>
Mg2H(SO4)2 = H + Mg2(SO4)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe3O4 + CO = FeO + CO2 =>
Fe3O4 + CO = 3 FeO + CO2
NaB4O7 + H2O = B4H2O + NaO7 =>
NaB4O7 + H2O = B4H2O + NaO7
H2OO2 = H2O + O2 =>
H2OO2 = H2O + O2
Sb2S3 + O2 = Sb4O6 + SO2 =>
2 Sb2S3 + 9 O2 = Sb4O6 + 6 SO2
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
Na3PO4 + Ba(NO3)2 = Ba3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Ba(NO3)2 = Ba3(PO4)2 + 6 NaNO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
As2S5 + HNO3 = NO2 + HOH + H3AsO4 + H2SO4 =>
As2S5 + 40 HNO3 = 40 NO2 + 12 HOH + 2 H3AsO4 + 5 H2SO4
Pb(NO3)2 + KI(aq) = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI(aq) = PbI2 + 2 KNO3
Ca(s) + O2(g) = CaO(s) =>
2 Ca(s) + O2(g) = 2 CaO(s)
PbO + O2 = PbO2 =>
2 PbO + O2 = 2 PbO2
KBr + H2SO4 = Br2 + K2SO4 + H2O + SO2 =>
2 KBr + 2 H2SO4 = Br2 + K2SO4 + 2 H2O + SO2
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
MgCO3 + HCl = MgCl2 + H2CO3 =>
MgCO3 + 2 HCl = MgCl2 + H2CO3
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
KI + H2SO4 = I2 + K2SO4 + H2O + H2S =>
8 KI + 5 H2SO4 = 4 I2 + 4 K2SO4 + 4 H2O + H2S
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
K2SO4 + Cr(NO3)2 = KNO3 + CrSO4 =>
K2SO4 + Cr(NO3)2 = 2 KNO3 + CrSO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Na{+} + Cl{-} = NaCl =>
Na{+} + Cl{-} = NaCl
Hg(NO3)2 + Na3PO4 = Hg3(PO4)2 + NaNO3 =>
3 Hg(NO3)2 + 2 Na3PO4 = Hg3(PO4)2 + 6 NaNO3
KCl + Ca(NO3)2 = KNO3 + CaCl2 =>
2 KCl + Ca(NO3)2 = 2 KNO3 + CaCl2
Pb(OH)4 + H3PO4 = Pb(OH)4H3PO4 =>
Pb(OH)4 + H3PO4 = Pb(OH)4H3PO4
CaCl2 + NaPO4 = Ca(PO4)2 + NaCl =>
CaCl2 + 2 NaPO4 = Ca(PO4)2 + 2 NaCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HSO4 + NaOH = NaSO4 + H2O =>
HSO4 + NaOH = NaSO4 + H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Br{-} + Cl2 = Br2 + Cl{-} =>
2 Br{-} + Cl2 = Br2 + 2 Cl{-}
HNO3 + NaOH = NaNO3 + HOH =>
HNO3 + NaOH = NaNO3 + HOH
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| Equations balanced on the previous day | Equations balanced on the next day |
Equations balanced on 10/15/07
Equations balanced on 11/14/06
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