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Question 0

A radioactive nucleus has a half-life of 20 years, starting with 100,000 particles, how many particles will be left exactly at the end of 40 years

  • A.75,000 particles
  • B.35,000 particles
  • C.25,000 particles
  • D.50,000 particles
  • E.
Objective

Question details

Exam body
JAMB
Subject
Chemistry
Year
2019
Question no.
#0
Type
Objective
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