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Imdadul Haque posted an Question
September 28, 2020 • 15:25 pm 30 points
  • IIT JAM
  • Chemistry (CY)

Ruer for the first order reaction (c=coe) and tav=kt after two average lives, concentration of the reactant is reduced to 28. 100 () 100 % (a) 25% (6) 75% e

ruer For the first order reaction (C=Coe) and Tav=kT After two average lives, concentration of the reactant is reduced to 28. 100 () 100 % (a) 25% (6) 75% e

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    Dinesh khalmaniya 1 best-answer

    option D

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    As it said two average live than T(2av)= 2*k(-1) put T=2/k1 we get C =Co e (-2) ...or C/Co * 100 =100/e(2)

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