Post Utme Aaua 2025 Chemistry Question 5
Practice objective / multiple choice question 5 from the 2025 Post Utme Aaua Chemistry examination.
A 2.5 g sample of a non-metallic oxide is heated in a stream of CO gas. If 0.75 g of CO is consumed, what is the empirical formula of the oxide?
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This is Post Utme Aaua 2025 Chemistry Question 5. It is one of the objective questions from the 2025 Post Utme Aaua Chemistry examination.
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