Question

What mass of oxygen combines with 2.00 moles of magnesium

Answer 1

32.0 g O2

Step-by-step explanation:

`2.00 \: mol \: mg \: x (1 \: mol \: o2)/(2 \: mol \: mg) x \: (32.0 \: g \: o2)/(1 \: mol \: o2) = 32.0 \: g \: o2`

I'm not sure if I understood your question correctly so your better off not using my answer lol