A wood piece is 11460 years old. What is the fraction of a… | CGP Edu

Chemistry Nuclear Chemistry Artificial Transmutation Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 14, 2026

A wood piece is 11460 years old. What is the fraction of activity left in the piece? (Half-life period of is 5730 years )

A

0.12

B

0.25

C

0.50

D

0.75

Text Solution

Verified by Experts

The correct answer is:

11460 years = 2 half lives

Activity left = 25% = 0.25.

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