A radio active material is reduced to 1 \/ 8 of its original amount in 3 days. If 8 \times 10^{-3} {\kg} of the material is left after 5 days the initial amount of the material is [8-Apr-2023 shift 2]

Atoms and Nuclei Part 2

Section: Physics

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A radio active material is reduced to 1∕8 of its original amount in 3 days. If 8×10−3‌kg of the material is left after 5 days the initial amount of the material is

[8-Apr-2023 shift 2]

64g
40g
32g
256g

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