Consider the equilibrium 2D(g)⇌E(g) at a given temperature where Kc=0.50. Which of the following particle sets, all contained in identical vessels of the same volume, is consistent with this equilibrium constant?
a) 3 D molecules and 3 E molecules
b) 4 D molecules and 8 E molecules
c) 2 D molecules and 1 E molecule
d) 1 D molecule and 1 E molecule