The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind
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Nt= No×1/2^n where ;
Nt=amount of radio isotope remaining.
No=original amount of radio isotope. Nt=no of lives
let original amount of isotope=1
Nt= 1×1/2^3=1×1/8
=1/8 answer
Nt=amount of radio isotope remaining.
No=original amount of radio isotope. Nt=no of lives
let original amount of isotope=1
Nt= 1×1/2^3=1×1/8
=1/8 answer
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