Equations balanced on the previous day | Equations balanced on the next day |
2 SiO2 + 4 C = Si2 + 4 CO
Cu + C = C2Cu2 =>
2 Cu + 2 C = C2Cu2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CuBr2 + NH4OH = NH4Br + Cu(OH)2 =>
CuBr2 + 2 NH4OH = 2 NH4Br + Cu(OH)2
H{+} + As2S3 + NO3{-} = As{5+} + SO4{2-} + NO + H2O =>
40 H{+} + 3 As2S3 + 28 NO3{-} = 6 As{5+} + 9 SO4{2-} + 28 NO + 20 H2O
NiS + O2 + H2S = Ni2S3 + H2O =>
4 NiS + O2 + 2 H2S = 2 Ni2S3 + 2 H2O
HNO3 + PCO3 = PNO3 + HCO3 =>
HNO3 + PCO3 = PNO3 + HCO3
Mg + ZnOH2 = MgOH2 + Zn =>
Mg + ZnOH2 = MgOH2 + Zn
AsO4{3-} + CN{-} + H2O = AsO2 + CNO{-} + OH{-} =>
2 AsO4{3-} + CN{-} + 3 H2O = 2 AsO2 + CNO{-} + 6 OH{-}
Ar + CuCr2 = ArCr3 + Cu =>
2 Ar + 3 CuCr2 = 2 ArCr3 + 3 Cu
C + H2 + C2H2F2 = C5H4F2 =>
3 C + H2 + C2H2F2 = C5H4F2
Sulfur + ozone + water = sulfuricacid =>
S + O3 + H2O = H2SO4
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
NaHCO3 + C2H2O2 = C2H3NaO2 + H2O + CO2 =>
3 NaHCO3 + 4 C2H2O2 = 3 C2H3NaO2 + H2O + 5 CO2
KMnO4 + NaNO2 + H2O = MnO2 + NaNO3 + KOH =>
2 KMnO4 + 3 NaNO2 + H2O = 2 MnO2 + 3 NaNO3 + 2 KOH
NiBr2 + NH4OH = NH4Br2 + NiOH =>
NiBr2 + NH4OH = NH4Br2 + NiOH
FeSO4 + Ca(HCO3)2 + O2 = Fe2(CO3)3 + CaSO4 + H2O + CO2 =>
4 FeSO4 + 4 Ca(HCO3)2 + O2 = 2 Fe2(CO3)3 + 4 CaSO4 + 4 H2O + 2 CO2
K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2 =>
K2Cr2O7 + 7 NaNO2 + 4 H2SO4 = 7 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2
CH3COOH + C6H8O7 = C8H12O9 =>
CH3COOH + C6H8O7 = C8H12O9
C5H5N2O + O2 = CO2 + H2O + N2 =>
4 C5H5N2O + 23 O2 = 20 CO2 + 10 H2O + 4 N2
K2O(s) + HBr(aq) = KBr(aq) + H2O(l) =>
K2O(s) + 2 HBr(aq) = 2 KBr(aq) + H2O(l)
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
SOH + H2SO4 = H2O + S(SO4) =>
4 SOH + 6 H2SO4 = 8 H2O + 5 S(SO4)
H2SO4(aq) + Mg(s) = H2(g) + MgSO4(aq) =>
H2SO4(aq) + Mg(s) = H2(g) + MgSO4(aq)
KOH + Br + Cl2 = KBrO3 + KCl + H2O =>
12 KOH + 2 Br + 5 Cl2 = 2 KBrO3 + 10 KCl + 6 H2O
Sn + H2O = H2 + SnO2 =>
Sn + 2 H2O = 2 H2 + SnO2
K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2 =>
K2Cr2O7 + 7 NaNO2 + 4 H2SO4 = 7 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH3COOH + Ca = Ca(CH3COOH)2 =>
2 CH3COOH + Ca = Ca(CH3COOH)2
NaOH(s) = Na2O(s) + H2O(g) =>
2 NaOH(s) = Na2O(s) + H2O(g)
Zn + NaOH + H2O = Na2Zn(HO)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(HO)4 + H2
LiOH(s) + H2SO4(aq) = Li2SO4(aq) + H2O =>
2 LiOH(s) + H2SO4(aq) = Li2SO4(aq) + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu(NO3) + Na2CO3 = Cu2CO3 + NaNO3 =>
2 Cu(NO3) + Na2CO3 = Cu2CO3 + 2 NaNO3
Cr2O7{2-} + SO3{2-} + H3O{+} = Cr{3+} + SO4{-2} + H2O =>
Cr2O7{2-} + 3 SO3{2-} + 8 H3O{+} = 2 Cr{3+} + 3 SO4{-2} + 12 H2O
MoO4{2-} + [SiO2(OH)2]{2-} + H{+} = H4[SiMo12O40] + H2O =>
12 MoO4{2-} + [SiO2(OH)2]{2-} + 26 H{+} = H4[SiMo12O40] + 12 H2O
MgO + H2O = MgO2 + H2 =>
MgO + H2O = MgO2 + H2
K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2 =>
K2Cr2O7 + 7 NaNO2 + 4 H2SO4 = 7 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2
Cu + AgClO3 = CuAg + ClO3 =>
Cu + AgClO3 = CuAg + ClO3
BaBr2 + H2SO4 = BaSO4 + HBr =>
BaBr2 + H2SO4 = BaSO4 + 2 HBr
MgCl2 + Na2CO3 + H2O = MgCO3 + NaOH + HCl =>
MgCl2 + Na2CO3 + 2 H2O = MgCO3 + 2 NaOH + 2 HCl
As2O3 + HNO3 + H2O = H3AsO4 + NO =>
3 As2O3 + 4 HNO3 + 7 H2O = 6 H3AsO4 + 4 NO
KI + HNO3 = I2 + KNO3 + NO2 + H2O =>
2 KI + 4 HNO3 = I2 + 2 KNO3 + 2 NO2 + 2 H2O
Hg + Al = HgAl =>
Hg + Al = HgAl
KHSO3 + Cl2 + H2O = H2SO4 + HCl + KCl =>
KHSO3 + Cl2 + H2O = H2SO4 + HCl + KCl
Na2CrO4 + NaI + H2O = Cr(OH)3 + NaIO3 + NaOH =>
2 Na2CrO4 + NaI + 5 H2O = 2 Cr(OH)3 + NaIO3 + 4 NaOH
CaSO4 + H2 = Ca2 + H2SO4 =>
2 CaSO4 + 2 H2 = Ca2 + 2 H2SO4
K2MnO4 + HBr04 = KBr + MnBr2 + Br2 + H2O =>
K2MnO4 + 8 HBr04 = 2 KBr + MnBr2 + 14 Br2 + 4 H2O
NH4SO4 + NaCl = NH4Cl + NaSO4 =>
NH4SO4 + NaCl = NH4Cl + NaSO4
H4Cl7 + H2NO3 + Au7 = AuCl7NO3 + H2 =>
7 H4Cl7 + 7 H2NO3 + Au7 = 7 AuCl7NO3 + 21 H2
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