Equations balanced on the previous day | Equations balanced on the next day |
2 PbO2 + 4 HBr = 2 PbBr2 + O2 + 2 H2O
I2 + K2SO3 + KOH = KI + K2SO4 + H2O =>
I2 + K2SO3 + 2 KOH = 2 KI + K2SO4 + H2O
Fe2O3 + C2O = CO2 + Fe =>
Fe2O3 + C2O = 2 CO2 + 2 Fe
CH3CH2CH2OH + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
CH3CH2CH2OH + 3 K2Cr2O7 + 12 H2SO4 = 3 CO2 + 3 Cr2(SO4)3 + 3 K2SO4 + 16 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
CF4 + Br2 = CBr + F2 =>
2 CF4 + Br2 = 2 CBr + 4 F2
C50H66 + O2 = H2O + CO2 =>
2 C50H66 + 133 O2 = 66 H2O + 100 CO2
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
PbI2CaSO4 = CaI2PbSO4 =>
PbI2CaSO4 = CaI2PbSO4
CaO + H2O = [OH] + Ca =>
CaO + H2O = 2[OH] + Ca
Ce(NO3)3 + HF = CeF3 + HNO3 =>
Ce(NO3)3 + 3 HF = CeF3 + 3 HNO3
KMn4 + H2SO4 = K2SO4 + MnSO + H2O + O =>
2 KMn4 + 9 H2SO4 = K2SO4 + 8 MnSO + 9 H2O + 15 O
I2 + K2SO3 + KOH = KI + K2SO4 + H2O =>
I2 + K2SO3 + 2 KOH = 2 KI + K2SO4 + H2O
K2HPO4 + Ca(NO3)2 = CaHPO4 + KNO3 =>
K2HPO4 + Ca(NO3)2 = CaHPO4 + 2 KNO3
Pb(NO3)2 + Li2S = PbS + Li(NO3) =>
Pb(NO3)2 + Li2S = PbS + 2 Li(NO3)
NH3 + NiSO4 = Ni(NH3)2 + SO4 =>
2 NH3 + NiSO4 = Ni(NH3)2 + SO4
O2(g) + H = H2O =>
O2(g) + 4 H = 2 H2O
(CH2)4CO + C9H10O = C23H24O + H2O =>
(CH2)4CO + 2 C9H10O = C23H24O + 2 H2O
AI + H2SO4 = H2 + AI(SO4)3 =>
AI + 3 H2SO4 = 3 H2 + AI(SO4)3
LiCl + Hg2(NO3)2 = Hg2Cl2 + LiNO3 =>
2 LiCl + Hg2(NO3)2 = Hg2Cl2 + 2 LiNO3
O2(g) + H = H2O =>
O2(g) + 4 H = 2 H2O
Mg(NO3)2 + (Na2)CO3 = MgCO3 + NaNO3 =>
Mg(NO3)2 + (Na2)CO3 = MgCO3 + 2 NaNO3
K2C2O4 + FeCl3 + H2O = K3Fe(C2O4)3*3H2O + KCl =>
3 K2C2O4 + FeCl3 + 3 H2O = K3Fe(C2O4)3*3H2O + 3 KCl
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
NaCO3 + HCH3O2 = CO2 + NaC2H3O3 + H2O =>
4 NaCO3 + 7 HCH3O2 = 3 CO2 + 4 NaC2H3O3 + 8 H2O
MoO3 = Mo + O2 =>
2 MoO3 = 2 Mo + 3 O2
H2O + Cr + OH{-} = [Cr(OH)4]{-} + H2 =>
6 H2O + 2 Cr + 2 OH{-} = 2[Cr(OH)4]{-} + 3 H2
CuSO4(s) + HNO3(aq) = Cu(NO3)2(aq) + H2SO4 =>
CuSO4(s) + 2 HNO3(aq) = Cu(NO3)2(aq) + H2SO4
PbO2 + HBr = PbBr2 + O2 + H2O =>
2 PbO2 + 4 HBr = 2 PbBr2 + O2 + 2 H2O
CH3CH2OH(l) + O2(g) = CH3CHO(g) + H2O(g) =>
2 CH3CH2OH(l) + O2(g) = 2 CH3CHO(g) + 2 H2O(g)
Br2 + NaIO = Na + BrIO =>
Br2 + 2 NaIO = 2 Na + 2 BrIO
copper + FePo4 = Fe + Cu3(Po4)2 =>
3 Cu + 2 FePo4 = 2 Fe + Cu3(Po4)2
ZnHNO3 = Zn2(NO3)2H2 =>
2 ZnHNO3 = Zn2(NO3)2H2
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + K2SK4 + H2O + Cr2(SO4)3 =>
30 FeSO4 + 3 K2Cr2O7 + 25 H2SO4 = 15 Fe2(SO4)3 + K2SK4 + 25 H2O + 3 Cr2(SO4)3
C50H66 + O2 = H2O + CO2 =>
2 C50H66 + 133 O2 = 66 H2O + 100 CO2
P2O5 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
P2O5 + 3 Mg(OH)2 = Mg3(PO4)2 + 3 H2O
AgNO3(aq) + NiI2(aq) = AgI(s) + Ni(NO3)2 =>
2 AgNO3(aq) + NiI2(aq) = 2 AgI(s) + Ni(NO3)2
H{+} + Br{-2} + MnO4{-} = Mn{+2} + Br2 + H2O =>
32 H{+} + 10 Br{-2} + 4 MnO4{-} = 4 Mn{+2} + 5 Br2 + 16 H2O
H2NCH2(CH2)4CH2NH2 + ClCO(CH2)8COCl = H[NH(CH2)6NHCO(CH2)8CO]Cl + HCl =>
H2NCH2(CH2)4CH2NH2 + ClCO(CH2)8COCl = H[NH(CH2)6NHCO(CH2)8CO]Cl + HCl
H3O + NO3 = N2O + H2O =>
10 H3O + 2 NO3 = N2O + 15 H2O
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
CH3OH(l) = CH3OH(aq) =>
CH3OH(l) = CH3OH(aq)
O2(g) + H = H2O =>
O2(g) + 4 H = 2 H2O
C50H66 + O2 = H2O + CO2 =>
2 C50H66 + 133 O2 = 66 H2O + 100 CO2
I2 + K2SO3 + KOH = KI + K2SO4 + H2O =>
I2 + K2SO3 + 2 KOH = 2 KI + K2SO4 + H2O
PbO2 + HBr = PbBr2 + O2 + H2O =>
2 PbO2 + 4 HBr = 2 PbBr2 + O2 + 2 H2O
CH3OH(l) = CO + H2 =>
CH3OH(l) = CO + 2 H2
KHSO4 + Mg = H2 + Mg(KSO4)2 =>
2 KHSO4 + Mg = H2 + Mg(KSO4)2
FeBr2 + Ag(NO3)2 = Fe(NO3)2 + AgBr2 =>
FeBr2 + Ag(NO3)2 = Fe(NO3)2 + AgBr2
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