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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? (At.wt: Mg=24, O = 16)

A

Mg, 0.16 g

B

`O_(2) 0.16 g`

C

Mg, 0.44 g

D

`O_(2) 0.28 g`

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The correct Answer is:
A
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