An Ideal Monatomic Gas Expands Isothermally from State a to State

question 5

Multiple Choice

An ideal monatomic gas expands isothermally from state A to state B.The gas then cools at constant volume to state C.The gas is then compressed isobarically to D before it is heated until it returns to state A.

-What is the internal energy of the gas at point B?

• A)1 × 10³ J
• B)2 × 10³ J
• C)3 × 10³ J
• D)4 × 10³ J
• E)5 × 10³ J

---

Definitions:

Accounting Profits

The total revenue of a business minus explicit costs; also known as net income.

Production Costs

The total expenses incurred in the manufacturing or creation of a product or service.

Economic Profit

The difference between total revenue and total costs, including both explicit and opportunity costs, indicating true profitability.

Explicit Costs

Direct payments made to others in the course of running a business, such as wage, rent, and materials.