# Problem: Which of the following statement(s) is/are true with respect to the following reaction at constant temperatureA2 (g) + 3B2 (g) ⇌ AB2 (g) + AB 4 (g)              K = 1.98 x 10  4 at 25.0°Ci. At equilibrium the rate of the reverse reaction is equal to the rate of the forward reaction.ii. Changing the concentration of reactants and products will change the value of K.iii. At equilibrium the concentration of reactants is greater than the concentration of products. A. i onlyB. ii onlyC. iii onlyD. i and iiE. ii and iii

###### Problem Details

Which of the following statement(s) is/are true with respect to the following reaction at constant temperature

A2 (g) + 3B(g) ⇌ AB2 (g) + AB 4 (g)              K = 1.98 x 10  4 at 25.0°C

i. At equilibrium the rate of the reverse reaction is equal to the rate of the forward reaction.

ii. Changing the concentration of reactants and products will change the value of K.

iii. At equilibrium the concentration of reactants is greater than the concentration of products.

A. i only

B. ii only

C. iii only

D. i and ii

E. ii and iii