For a first order homogeneous gaseous reaction A → 2B + C If the total pressure after time t was P_t and after long time (t → ∞) was P_∞ then K in terms of P_t, P_∞ and t is

Question

For a first order homogeneous gaseous reaction
A → 2B + C

If the total pressure after time t was P_t and after long time (t → ∞) was P_∞ then K in terms of P_t, P_∞ and t is

Prashant Kotian · Accepted Answer

Correct answer: A. A 2B C t 0 P    A t t P P 2P P      A A t 0 2P P  A t P P 2P P P        AITS-PT-I-PCM-Sol-JEE(Main)/18 FIITJEE Ltd., FIITJEE House, 29-A, Kalu Sarai, Sarvapriya Vihar, New Delhi -110016, Ph 46106000, 26569493, Fax 26513942 website: www.fiitjee.com 9 A t P 2P P    A A 2P P P   A P P 3   t P 2P P 3     t P 1 P P 3 2          A t A P P Kt n n P P P P P 3 3 2 6                  t P Kt n 2P 3P P 3 6              t 2P Kt n 3P 3P          t 2 P

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