Physics, asked by sunnylee9349, 10 hours ago

A powder contains 400mg of a radioactive isotope that emits α-particles.
The half-life of the isotope is 5 days.
What mass of this isotope remains after 10 days?
(Solution Please:)
A 0mg
B 40mg
C 100mg
D 200mg

Answers

Answered by hitstudy01

2

Answer:

d. 200 mg is the write answer

Answered by alokshrimahapatra

0

Answer:

c) 100 mg

Explanation:

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