Nuclei - Result Question 95
98. A radioactive element has half life period 800 years. After 6400 years what amount will remain?
[1989]
(a)
(b)
(c)
(d)
Show Answer
Answer:
Correct Answer: 98. (d)
Solution:
- (d) No. of half lives,
[1989]
(a)
(b)
(c)
(d)
Correct Answer: 98. (d)
Solution:
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