A. The pendulum would accelerate to the left B. The pendulum would accelerate downward
C. The pendulum would accelerate to the right
D. The pendulum would accelerate upward

The solid xy decomposes into gaseous x and y: xy(s) m x(g) + y(g) kp = 4.1 (at 0 °c) if the reaction is carried out in a 22.4 l container, which initial amounts of x and y will result in the formation of solid xy?