What Is the Volume of Oxygen Gas at STP from the Decomposition

question 26

Multiple Choice

What is the volume of oxygen gas at STP from the decomposition of 10.8 g of mercuric oxide (216.59 g/mol) ? __HgO(s) __Hg(l) + __O₂(g)

• A)0.558 L
• B)1.12 L
• C)2.23 L
• D)52.2 L
• E)209 L

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