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Question 23

The following are the half-lives of four active isotopes. Which one of the following is the most dangerous to handle?

  • A.3 billion years
  • B.100 years
  • C.0.01 minute
  • D.13 days
Objective

Question details

Exam body
UI
Subject
Chemistry
Year
2020/2021
Question no.
#23
Type
Objective
Previous · Q22The method that cannot be used for removing permanent hardness of water is ___. Next · Q24 The heat energy produced when the human body metabolizes 1 gram of fat is ___.

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