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A nuclear fuel disintegrates as shown wi...

A nuclear fuel disintegrates as shown with time
9.10 am - 32 g
9.35 am - 16 g
10.00 am - 8 g
10.25 am - 4 g
And left at 11.40 am_____

A

(a) 2 g

B

(b) 1 g

C

(c) 500 mg

D

(d) 0.5 g

Text Solution

Verified by Experts

The correct Answer is:
D
The nuclear fuel disintegrates half of its value every 25 min.
So, at 10:50 it becomes .2g., at 11:15 it becomes .1g. and at 11:40 it becomes 0.5g
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