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Posted by on Saturday, July 16, 2011 at 7:06pm.

After 79 mins 20.0% of a compound has decomposed. What is the half life of this reaction assuming first-order kinetics?

  • Chemistry - , Saturday, July 16, 2011 at 7:44pm

    .2=e^(-.693*79/thl)

    solve for thlife

    take ln both sides
    ln.2=-.693*79/thl

    grab you calculator.

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