Published by:
CGP EDU Academic Team
Published on: August 14, 2026
disintegrates at such a rate that after 3160 years only one-fourth of its original amount remains. The half-life of 
will be
Text Solution
Verified by ExpertsThe correct answer is:
C
For an element to disintegrate
…..(i), t = n × 
…..(ii)
For 
from eq . (i)
; from eq . (ii) 
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
is the more stable isotope of Na . Find out the process by which can undergo radioactive decay
Oxygen contains 90% of and 10% of . Its atomic mass is
The missing particle in the reaction, is
Sulphur-35 (34.96903 amu ) emits a particle but no rays, the product is chlorine-35 (34.96885 amu…
A radioactive substance has a constant activity of 2000 disintegration/minute. The material is sepa…
How many alpha particles are emitted per second by 1 microgram of radium