Post Utme Aaua 2025 Chemistry Question 6
Practice objective / multiple choice question 6 from the 2025 Post Utme Aaua Chemistry examination.
A 2.50-g sample of a non-metallic oxide of nitrogen is decomposed by heating with graphite in a stream of hydrogen at 1273 K. The volume of hydrogen gas produced at STP is 1.25 dm³. Calculate the empirical formula of the oxide.
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This is Post Utme Aaua 2025 Chemistry Question 6. It is one of the objective questions from the 2025 Post Utme Aaua Chemistry examination.
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