question_answer 44)

  Consider a first order gas phase decomposition reaction given below                       A(g) ® B(g) + C(g) `The initial pressure of the system before decomposition of A was pi. After lapse of time 't? total pressure of the system increased by x units and became 'pt.?. The rate constant k for the reaction is given as.......... (a) (b) (c) (d)

Answer:

                  (b)                         For first order