Fe₂O₃(s) and Powdered Aluminum Can React with Great Output of Heat

question 34

Multiple Choice

Fe₂O₃(s) and powdered aluminum can react with great output of heat to form molten iron and Al₂O₃. When this reaction equation is balanced, what are the stoichiometric coefficients in the following order: Fe₂O₃, Al, Fe, Al₂O₃?

• A)1, 1, 1, 1
• B)2, 2, 2, 2
• C)1, 2, 2, 1
• D)2, 1, 1, 2
• E)1, 1, 2, 2

---

Definitions:

Database Management

Involves the practices and technologies aimed at effectively organizing, storing, managing, and retrieving data in databases.

Untargeted Method

A marketing strategy that does not focus on a specific demographic or audience segment, instead aiming to reach as broad an audience as possible.

Media Cooperation

The partnership or collaborative efforts between different media outlets or between businesses and media outlets for promotional or informative purposes.

Sales Promotion

Marketing activities aimed at increasing consumer demand and stimulating sales for a limited period.