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radioactive substance has half life of 1 hour . therefore if two nuclei of the substance are present initially after one hour only one will remain disassociated.
This statement is false. but what is the reason for this statement to be false ?

prerana , 7 Years ago
Grade 12th pass
anser 1 Answers
Mahima Kanawat

Last Activity: 7 Years ago

Dear student.... Radioactive reactions follow first order kinetics, so, N =N°(1/2)^t/T ; N=2(1/2)^1/1 ; N= 1, so this statement is true that after 1 hour 1 nuclei will remain undissociated.... WITH REGARDS, MAHIMA (ASKIITIANS FORUM EXPERT)

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