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[Post New]31 Dec 2007 14:26:52 IST
    Subject: Re:Chem q bank
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apoorva_43 (223)

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Olaaa!! Perrrfect answer. 39  [53 rates]
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A hydrogenation reaction is carried out at 500K.If the same rxn is carried out in the presence of a catalyst at the same rate,the temp. reqd is 400K.Calculate the activation energy of the rxn if the catalyst lowers the activation barrier by 20KJ/mol. 
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