Question

A 0.207 g sample of magnesium reacts with oxygen, producing 0.574 g of magnesium oxide as the only product. What mass of oxygen was consumed in the reaction?
a.
Not enough information is provided to determine this.
b.
0.367 g
c.
0.268 g
d.
0.781 g

Answer 1

Answer:

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Answer 2

Answer:

C.0.268

Explanation:

Hey you need to subtract the mass of magnesium oxide-magnesium=0.574-0.207=0.268