Question

1.0 g of magnesium is burnt with 0.56 g O2 in closed vessel. Which reactant is left in excess and how much?
(Atomic weight; Mg = 24.0, O = 16)

Answer 1

Answer:

The reaction only ends after all the oxygen available is over. Thus, when 1.0 g of magnesium is burnt with 0.56 g O2​ in a closed vessel, 0.16 g magnesium is left in excess. So, the correct answer is “Option A”

Explanation:

i kind of already explained it