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Mercury reacts with oxygen to produce mercury(II) oxide.

Hg(l) + O2(g) → HgO(s)

a. Balance the reaction equation. Include physical states.

2Hg(l) + O2(g) → 2HgO(s)

b. What is the theoretical yield (in grams) of HgO if 255 g of Hg are reacted with 255 g of O2?


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