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5:41 PM Thu 28 Apr O 26% + : 0 T Question 4 a) In nuclear physics, what is activity and what unit is it measured in? (3
Posted: Fri May 06, 2022 11:31 am
by answerhappygod
- 5 41 Pm Thu 28 Apr O 26 0 T Question 4 A In Nuclear Physics What Is Activity And What Unit Is It Measured In 3 1 (30.19 KiB) Viewed 35 times
5:41 PM Thu 28 Apr O 26% + : 0 T Question 4 a) In nuclear physics, what is activity and what unit is it measured in? (3 marks) b) The half-life of rubidium-82 and uranium-235 are 25 days and 700 million years respectively. (i) What is the decay constant for uranium-235? (4 marks) (ii) What proportion of rubidium-82 will have decayed after 100 days? (4 marks) (iii) Which of these radioactive isotopes would be more suited to medical applications and why? (4 marks) ( 314 >