20 balanced chemical equations
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Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CaI2 + K3PO4 = Ca3(PO4)2 + IK =>
3 CaI2 + 2 K3PO4 = Ca3(PO4)2 + 6 IK
Zn(s) + FeCl2(aq) = ZnCl2(aq) + Fe(s) =>
Zn(s) + FeCl2(aq) = ZnCl2(aq) + Fe(s)
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
KI + NaCl = KCl + NaI =>
KI + NaCl = KCl + NaI
C2H4 + O2 = CO2 + H20 =>
5 C2H4 + 10 O2 = 10 CO2 + H20
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KI + K2SO4 = KSO4 + K2I =>
KI + K2SO4 = KSO4 + K2I
Cl2 + SO2 + H2O = HCl + H2SO4 =>
Cl2 + SO2 + 2 H2O = 2 HCl + H2SO4
Br2 + H2O + SO2 = HBr + H2SO4 =>
Br2 + 2 H2O + SO2 = 2 HBr + H2SO4
Cr2(SO3)3(aq) + H2SO4(aq) = Cr2SO4 + H2(SO3)3 =>
Cr2(SO3)3(aq) + H2SO4(aq) = Cr2SO4 + H2(SO3)3
Al(s) + ZnCl2(l) = AlCl3(s) + Zn(s) =>
2 Al(s) + 3 ZnCl2(l) = 2 AlCl3(s) + 3 Zn(s)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KI + K2SO4 = KSO4 + K2I =>
KI + K2SO4 = KSO4 + K2I
LiCl + NaOH = LiOH + NaCl =>
LiCl + NaOH = LiOH + NaCl
KMnO4 + NaCl + H2SO4 = Cl2 + MnSO4 + K2SO4 + Na2SO4 + H2O =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = 5 Cl2 + 2 MnSO4 + K2SO4 + 5 Na2SO4 + 8 H2O
Y(NO3)3*6H2O + Ba(NO3)2 + Cu(NO3)*3H2O = YBa2Cu3O7 + H2O + NO2 + O2 =>
2 Y(NO3)3*6H2O + 4 Ba(NO3)2 + 6 Cu(NO3)*3H2O = 2 YBa2Cu3O7 + 30 H2O + 20 NO2 + 3 O2
K2MnO4 + NaCl + H2SO4 = Cl2 + MnSO4 + K2SO4 + Na2SO4 + H2O =>
K2MnO4 + 4 NaCl + 4 H2SO4 = 2 Cl2 + MnSO4 + K2SO4 + 2 Na2SO4 + 4 H2O
Cu(s) + HgCl2(aq) = Hg + CuCl2(aq) =>
Cu(s) + HgCl2(aq) = Hg + CuCl2(aq)
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
LiCl + NaCO3 = LiCO3 + NaCl =>
LiCl + NaCO3 = LiCO3 + NaCl
BaCl2 + HSO4 = BaSO4 + HCl2 =>
BaCl2 + HSO4 = BaSO4 + HCl2
Al(s) + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2(g)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
4 Na + O2 = 2 Na2O
CaI2 + K3PO4 = Ca3(PO4)2 + IK =>
3 CaI2 + 2 K3PO4 = Ca3(PO4)2 + 6 IK
Zn(s) + FeCl2(aq) = ZnCl2(aq) + Fe(s) =>
Zn(s) + FeCl2(aq) = ZnCl2(aq) + Fe(s)
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
KI + NaCl = KCl + NaI =>
KI + NaCl = KCl + NaI
C2H4 + O2 = CO2 + H20 =>
5 C2H4 + 10 O2 = 10 CO2 + H20
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KI + K2SO4 = KSO4 + K2I =>
KI + K2SO4 = KSO4 + K2I
Cl2 + SO2 + H2O = HCl + H2SO4 =>
Cl2 + SO2 + 2 H2O = 2 HCl + H2SO4
Br2 + H2O + SO2 = HBr + H2SO4 =>
Br2 + 2 H2O + SO2 = 2 HBr + H2SO4
Cr2(SO3)3(aq) + H2SO4(aq) = Cr2SO4 + H2(SO3)3 =>
Cr2(SO3)3(aq) + H2SO4(aq) = Cr2SO4 + H2(SO3)3
Al(s) + ZnCl2(l) = AlCl3(s) + Zn(s) =>
2 Al(s) + 3 ZnCl2(l) = 2 AlCl3(s) + 3 Zn(s)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KI + K2SO4 = KSO4 + K2I =>
KI + K2SO4 = KSO4 + K2I
LiCl + NaOH = LiOH + NaCl =>
LiCl + NaOH = LiOH + NaCl
KMnO4 + NaCl + H2SO4 = Cl2 + MnSO4 + K2SO4 + Na2SO4 + H2O =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = 5 Cl2 + 2 MnSO4 + K2SO4 + 5 Na2SO4 + 8 H2O
Y(NO3)3*6H2O + Ba(NO3)2 + Cu(NO3)*3H2O = YBa2Cu3O7 + H2O + NO2 + O2 =>
2 Y(NO3)3*6H2O + 4 Ba(NO3)2 + 6 Cu(NO3)*3H2O = 2 YBa2Cu3O7 + 30 H2O + 20 NO2 + 3 O2
K2MnO4 + NaCl + H2SO4 = Cl2 + MnSO4 + K2SO4 + Na2SO4 + H2O =>
K2MnO4 + 4 NaCl + 4 H2SO4 = 2 Cl2 + MnSO4 + K2SO4 + 2 Na2SO4 + 4 H2O
Cu(s) + HgCl2(aq) = Hg + CuCl2(aq) =>
Cu(s) + HgCl2(aq) = Hg + CuCl2(aq)
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
LiCl + NaCO3 = LiCO3 + NaCl =>
LiCl + NaCO3 = LiCO3 + NaCl
BaCl2 + HSO4 = BaSO4 + HCl2 =>
BaCl2 + HSO4 = BaSO4 + HCl2
Al(s) + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2(g)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
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Answer:cuso4 +fe gives feso4+cu
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