At 345 K, the half life for the decomposition of a sample of a gaseous compound initially at 55.5 kPa was 340s. When the pressure was 27.8 kPa., the half life was found to be 170s. The order of the reaction is ________. [integer answer]

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    Answered by

    Raj Pandey | Contributor-Level 9

    2 months ago

    t1/2 = 340 secP0 = 55.5 kPa

    t1/2 = 170 sec P0 = 27.8 kPa

    t 1 / 2 ( P 0 ) 1 n

    1 n = 1 n = 0

    zero order reaction

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