Two moles of NH3 when putting into a previously evacuated vessel (1L) partially dissociate into N2 and H2. If at equilibrium one mole of NH3 is present, the equilibrium constant is ________.
A. \(\frac{3}{4}\) mol2 lit-2
B. \(\frac{27}{64}\) mol2 lit-2
C. \(\frac{27}{32}\) mol2 lit-2
D. \(\frac{27}{16}\) mol2 lit-2
Answer:D
Two moles of NH3 when putting into a previously evacuated vessel (1L) partially dissociate into N2 and H2. If at equilibrium one mole of NH3 is present, the equilibrium constant is ________.
A. \(\frac{3}{4}\) mol2 lit-2 B. \(\frac{27}{64}\) mol2 lit-2 C. \(\frac{27}{32}\) mol2 lit-2 D. \(\frac{27}{16}\) mol2 lit-2