Assertion (A) `:` Chemical equilibrium represents a state of a reversible reaction in which measurable properties of the system ( pressure, concentration , colour etc.) become constant under the given set conditions.
Reason (R ) `:` A chemical equilibrium is attained when the concentrations of the reactants become equal to the concentrations of the products.
A. Both A and R are true and R is the correct explanation of A.
B. Both A and R are true but R is not a correct explanation of A.
C. A is true but R is false
D. A is false but R is true.