WAEC Chemistry 2022 Objective — Question 50
Question 50 of 50 from the West African Examinations Council (WAEC) Chemistry 2022 Objective paper, with the correct answer and a full explanation.
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Which of the following scientists formulated the law of conservation of mass?
- A. A. LavoisierCorrect
- B. J. Dalton
- C. R. Boyle
- D. J. Proust
Explanation
The law of conservation of mass, stating that mass cannot be created nor destroyed in a chemical reaction, was formulated by Antoine Lavoisier.
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