1.0 g of magnesium is burnt with 0.56 g ...

1.0 g of magnesium is burnt with 0.56 g `O_(2)` in a closed vessel. Which reactant is left in excess and how much?

Mg, 0.16

`O_(2)`,0.16g

Mg,0.44g

`O_(2),` 0.28 g

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