WAEC Physics 2018 Objective — Question 50
Question 50 of 50 from the West African Examinations Council (WAEC) Physics 2018 Objective paper, with the correct answer and a full explanation.
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A nuclide is represented by ⁷⁰₃₂X. Determine its neutron-proton ratio
- A. 0.5
- B. 0.8
- C. 1.2Correct
- D. 1.5
Explanation
Number of neutrons = 70−32 = 38. Neutron-to-proton ratio = 38/32 = 1.2.
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