When Mercury(II) Oxide, a Red Crystalline Solid, Is Heated, It $\rightarrow$

question 78

Multiple Choice

When mercury(II) oxide, a red crystalline solid, is heated, it decomposes to form liquid mercury and oxygen gas, according to the following equation: ___HgO(s) $\rightarrow$ ___Hg(l) + ___O₂(g) (unbalanced) Balance the equation and determine the mass of mercury that should be formed when 12.3 g of HgO is heated.

• A)22.8 g
• B)11.4 g
• C)5.70 g
• D)13.3 g
• E)6.64 g

---

Definitions:

End Of Session

The conclusion of a designated period of activity, such as a meeting, therapy session, or class, typically followed by a summary or closing remarks.

Set The Agenda

A process of determining the topics, goals, or priorities to be addressed or pursued, often in meetings, projects, or negotiations.

Meaningful Manner

A way that is significant or purposeful, often referring to actions or communications that have a positive and impactful connotation.

Encounter

An unexpected or casual meeting with someone or something.