One mole of NH3 was injected into a 1 L flask at a certain temperature. The equilibrium mixture

To determine the composition of the equilibrium mixture, we need to know the balanced chemical equation for the reaction involving NH3.

Assuming we have the balanced chemical equation, we can use the concept of equilibrium constants to find the equilibrium concentration of each species.

The equilibrium constant (Kc) expresses the ratio of the concentrations of products to reactants at equilibrium. For the reaction involving NH3, it can be written as:
Kc = [NH3]^x / ([N2]^y * [H2]^z)

Where [NH3], [N2], and [H2] represent the concentrations of NH3, N2, and H2 respectively, and x, y, and z are the stoichiometric coefficients of each species in the balanced equation.

To find the concentrations of each species in the equilibrium mixture, we can use the concentration of NH3, which in this case is 1 mole, and substitute it into the equation. However, to fully solve for the equilibrium concentrations, we would need additional information like the temperature and values for x, y, and z in the reaction equation.

Without knowing the specific values, we cannot determine the exact composition of the equilibrium mixture.