A Hot Air Balloon Has a Volume of 2000 M³

question 72

Multiple Choice

A hot air balloon has a volume of 2000 m³ when fully inflated,and the air inside the balloon is always at atmospheric pressure because of the large opening used to fill the balloon and heat the air inside it.What's the mass of hot air inside the balloon if its temperature is 120°C? (Assume a molecular weight of 28.8 g/mole for air. )

• A)1790 kg
• B)5850 kg
• C)203 kg
• D)62.0 kg
• E)None of the above

---

Definitions:

Specialization and Exchange

This concept depicts how individuals, firms, and nations can increase their productivity through specialization in tasks they perform best and exchanging their outputs for other goods and services.

Modern Economies

Economic systems that are characterized by dynamic industrial, technological, and service sectors, often with complex financial and regulatory frameworks.

Specialization

Specialization refers to the process of focusing effort and resources on the production of a particular product or a limited scope of products, leading to increased efficiency.

Specialization and Trade

The economic strategy where individuals or nations focus on producing specific goods or services and exchange them, increasing efficiency and wealth.