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The differential method of analysing rate data

  • A.fits the rate directly against concentration
  • B.requires that the reaction be first order
  • C.uses only the half life data alone
  • D.cannot give the activation energy

Answer: A

Slopes are taken from the concentration against time curve and plotted against concentration. It is flexible but sensitive to noise, since differentiating data amplifies scatter considerably. The integral method is less sensitive to noise.

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