Which of the Following Would Be Regarded as Compounds

question 21

Multiple Choice

Which of the following would be regarded as compounds?

• A) H₂O, O₂, and CH₄
• B) H₂O and O₂
• C) O₂ and CH₄
• D) CH₄ and O₂, but not H₂O
• E) H₂O and CH₄, but not O₂

---

Definitions:

Real Number Line

The real number line is a visual representation of all real numbers in a linear arrangement where each point corresponds to a unique real number.

Inequality

A mathematical statement that indicates that two expressions are not equal, using symbols like <, >, ≤, or ≥.

Graphing Calculator

An electronic device capable of plotting graphs, solving simultaneous equations, and performing other tasks with variables.

Inequality

A mathematical statement that indicates the relationship of less than (<), greater than (>), less than or equal to (≤), or greater than or equal to (≥) between two expressions.