Post Utme Nile University 2020 Physics Question 11
Practice objective / multiple choice question 11 from the 2020 Post Utme Nile University Physics examination.
A radioactive sample of Uranium-238 undergoes \alpha decay. If the initial mass of the sample is 100 g and the half-life of Uranium-238 is 4.5 x 10^9 years, what is the mass of the sample after 1.8 x 10^9 years?
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This is Post Utme Nile University 2020 Physics Question 11. It is one of the objective questions from the 2020 Post Utme Nile University Physics examination.
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