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1g Mg is burnt in a closed which contains 0.5g o2 a.which reactant is left in exces

1g Mg is burnt in a closed which contains 0.5g o2 a.which reactant is left in exces
 

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1 Answers

Vikas TU
14149 Points
5 years ago
Mass of magnesium = 1 gm , molar mass of magnesium = 25, 
Moles of Mg = 0.041 mol 
Mass of oxygen = 0.52 gm 
Molar mass of oxygen = 16 
Moles of oxygen = 0.52/16 = 0.0325M 

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