Search any question & find its solution
Question:
Answered & Verified by Expert
If a substance with half life 3 days is taken at other place in 12 days. What amount of substance is left now
Options:
Solution:
1656 Upvotes
Verified Answer
The correct answer is:
$1 / 16$
$N=N_0\left(\frac{1}{2}\right)^n \Rightarrow \frac{N}{N_0}=\left(\frac{1}{2}\right)^4=\frac{1}{16}$
Looking for more such questions to practice?
Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.