Physics, asked by liniraju99, 9 months ago

If 10% of a radioactive material decays in 10 days, the
percentage of the material that decays in 20 days
(a) 20%
(b) 41%
(c) 81%
(d) 19%
(e) 90%

Answers

Answered by writetopushpadixit

0

Answer:

65 67

Explanation:

I hope you understand

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