In a reaction in which 54.0 g of HgO is heated, liberating 43.0 g of mercury, how much oxygen must also have been produced?
A)97.0 g
B)1.2 g
C)11.0 g
D)0.8 g

Name: In a reaction in which 54.0 g of HgO is heated, liberating 43.0 g of mercury, how much oxygen must also have been produced? A)97.0 g B)1.2 g C)11.0 g D)0.8 g
Brand: Quizplus
Rating: 4.9 (31 reviews)

Question

Quizplus · Accepted Answer

The reaction is HgO → Hg + O₂. The mass of oxygen produced is the difference between the mass of HgO and the mass of Hg, which is 54.0 g - 43.0 g = 11.0 g.

In a Reaction in Which 54