Post Utme Lautech 2022 Chemistry Question 20
Practice objective / multiple choice question 20 from the 2022 Post Utme Lautech Chemistry examination.
A 10.0 g sample of a non-metallic oxide is heated in a crucible. The mass of the oxide decreases by 2.50 g. What is the percentage decrease in mass?
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About This Question
This is Post Utme Lautech 2022 Chemistry Question 20. It is one of the objective questions from the 2022 Post Utme Lautech Chemistry examination.
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