Waec Model Questions Vol1 2025 Chemistry Question 21
Practice objective / multiple choice question 21 from the 2025 Waec Model Questions Vol1 Chemistry examination.
An isotope of an element has atomic number 15 and mass number 31. How many neutrons are present in this isotope?
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About This Question
This is Waec Model Questions Vol1 2025 Chemistry Question 21. It is a objective / multiple choice question from the 2025 Waec Model Questions Vol1 Chemistry examination.
Difficulty level: Easy .
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