Home Chemistry Chemical Kinetics General 87.5% of a radioactive substance disintegrat…
Chemistry Chemical Kinetics General Single Correct MCQ
Published on: August 14, 2026

87.5% of a radioactive substance disintegrates in 40 minutes. What is the half life of the substance

A
13.58 min
B
135.8 min
C
1358 min
D
None of these

Share this question

For Instagram sharing, use “Apps” on mobile or copy the link.

Text Solution

Verified by Experts
The correct answer is:
A

Determination of k by substituting the respective values.

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.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Similar Questions

Explore conceptually related problems

CG
CGP Question Assistant Question Bank + AI Help
Hi! Type your question or upload one screenshot. First I will search related questions from CGP Edu Question Bank. If none match, type YES and I will solve it with AI.
Upload only one screenshot at a time. Flow: Question Bank first → If not matched, type YES for AI solution.