Phosphorus Pentoxide Is a Common Drying Agent of Organic Molecules

question 29

Multiple Choice

Phosphorus pentoxide is a common drying agent of organic molecules. Mass analysis reveals that it has the empirical formula P₂O₅. If the molar mass is 283.89 g/mol, which molecular formula is correct?

• A)P₂O₅
• B)P₃O₄
• C)P₄O₁₀
• D)P₅O₆
• E)P₆H₁₅

---

Definitions:

Humorous Connotation

The use of humor in messaging to imply a positive, light-hearted interpretation or association, often to make content more engaging.

Leading Brand

A brand that is recognized as being at the forefront of its industry, often characterized by high market share, strong consumer loyalty, and a significant competitive advantage.

Patented

A legal status granted to an inventor or their assignee, giving them exclusive rights to use, make, and sell an invention for a certain period of time.

Brand Performance

Assessment of a brand’s success in the market, including its recognition, preference, and financial returns.