Post Utme Rhema University 2017 Chemistry Question 7
Practice objective / multiple choice question 7 from the 2017 Post Utme Rhema University Chemistry examination.
A 2.5 g sample of a metal oxide is heated in a stream of hydrogen gas. The reaction is as follows: 2MgO(s) + 4H2(g) → 2Mg(s) + 2H2O(l). If the volume of hydrogen gas consumed is 2.5 L at 25°C and 1 atm, what is the molar mass of the metal oxide?
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About This Question
This is Post Utme Rhema University 2017 Chemistry Question 7. It is one of the objective questions from the 2017 Post Utme Rhema University Chemistry examination.
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