At 500 K, the half-life period of a gaseous reaction at an initial pressure of 80 kPa is 350 s. When — NEET Chemistry Past Papers Chemistry Question

Question

At 500 K, the half-life period of a gaseous reaction at an initial pressure of 80 kPa is 350 s. When the pressure is 40 kPa. the half-life period is 175 s, the order of the reaction is (A) zero (B) one (C) two (D) three