Respuesta :

Correctly written thermochemical reaction is C.
1.It should be J/mol.
2. It should be shown (g), (l), (s)
3. The first coefficient should be 1.
hillaryetaverho

Answer:

A - 4Fe(s) + 3O₂(g) → 2Fe₂O₃(s), ∆H = -3,926kj

Explanation:

Thermochemical equations:

  • Are balanced chemical equations
  • Include the physical states of all reactants and products
  • Includes the enthalpy change of the reaction