A solution contains a mixture of isotopes of X^(A)(t_(1//2) = 14 days) and X^(A_(2)) (t_(1//2) = 25 days(. Total acticity is 1 curie at t = 0. The activity reduces by 50% in 20 days. Find: (a) The initial activitites of X^(A_(1)) and X^(A_(2)) (b) The ratio of theirinitial no.of nuclei.

A solution contains a mixture of isotopes of X^(A)(t_(1//2) = 14 days)

1.	A solution contains a mixture of isotopes of X^(A)(t_(1//2) = 14 days) and X^(A_(2)) (t_(1//2) = 25 days(. Total acticity is 1 curie at t = 0. The activity reduces by 50% in 20 days. Find: (a) The initial activitites of X^(A_(1)) and X^(A_(2)) (b) The ratio of theirinitial no.of nuclei.
Answer» <html><body><p><br/></p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a> :(a) `3.3669 <a href="https://interviewquestions.tuteehub.com/tag/ci-408488" style="font-weight:bold;" target="_blank" title="Click to know more about CI">CI</a>, 0.6331 Ci`, (<a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a>) `0.3245`</body></html>