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Question 49

A radioactive substance has a half-life of 3 days. If a mass of 1.55g of this substance is left after decaying for 15 days, determine the original value of the mass

  • A.49.6g
  • B.37.2g
  • C.24.8g
  • D.12.4g
Objective

Question details

Exam body
WAEC
Subject
Physics
Year
2004
Question no.
#49
Type
Objective
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