Post Utme Joseph Ayo Babalola University 2019 Chemistry Question 34

Practice objective / multiple choice question 34 from the 2019 Post Utme Joseph Ayo Babalola University Chemistry examination.

Post Utme Joseph Ayo Babalola University 2019 Chemistry Objective / Multiple Choice
Question 34 POST_UTME_JOSEPH_AYO_BABALOLA_UNIVERSITY • 2019 • CHEMISTRY • objective

The half-life of a radioactive subs\tance is 5.0 years. If 100 g of the subs\tance initially contains 50 g of the radioactive isotope, how much of the isotope will remain after 10 years?

Answer Options

A. 25 g
B. 50 g
Correct Answer C. 75 g
D. 100 g
Correct Answer
C
Correct Option:
75 g

About This Question

This is Post Utme Joseph Ayo Babalola University 2019 Chemistry Question 34. It is one of the objective questions from the 2019 Post Utme Joseph Ayo Babalola University Chemistry examination.

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