Which of the Following Is a Balanced Equation for the Decomposition

question 122

Multiple Choice

Which of the following is a balanced equation for the decomposition reaction that occurs when Mercury(II) oxide decomposes to its elements?

• A)HgO(s)→ Hg(l)+ O₂(g)
• B)2HgO(s)→ 2Hg(l)+ O₂(g)
• C)Hg₂O(s)→ 2Hg(l)+ O₂(g)
• D)HgO₂(s)→ Hg(l)+ 2O₂(g)
• E)2Hg(l)+ O₂(g)→ HgO₂(s)

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