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# For a radioactive substance, show the variation of the total mass disintegrated as a function of time t graphically.

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#### For a radioactive substance total mass disintegrated as a function of time (t) is given as $$M = M_0 e^{-\lambda \ t}$$Where, $$M_0 =$$ mass of radioactive substance at $$t= 0 \sec$$$$M =$$ Mass of radioactive substance present at any time $$'t''$$

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