Question on: JAMB Physics - 1991

4g of a radioactive material of half-life 10 days is spilled on a laboratory floor. How long would it take to disintegrate 3.5g of the material?

A

1\(\frac{1}{4}\) days

B

8\(\frac{1}{4}\) days

C

30 days

D

80 days

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Correct Option: C

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