Post Utme Al Hikmah University 2017 Chemistry Question 3
Practice objective / multiple choice question 3 from the 2017 Post Utme Al Hikmah University Chemistry examination.
A metal (X) reacts with oxygen to form a basic oxide. The reaction is: 4X + 3O2 → 2X2O3. If 2.5 g of X is heated in air, what is the volume of oxygen required at STP?
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About This Question
This is Post Utme Al Hikmah University 2017 Chemistry Question 3. It is one of the objective questions from the 2017 Post Utme Al Hikmah University Chemistry examination.
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