Five Moles of an Ideal Gas Expands Isothermally at 100°C

question 5

Multiple Choice

Five moles of an ideal gas expands isothermally at 100°C to five times its initial volume. Find the heat flow into the system.

• A) 2.5 × 10⁴ J
• B) 1.1 × 10⁴ J
• C) 6.7 × 10³ J
• D) 2.9 × 10³ J
• E) 7.0 × 10² J

---

Definitions:

Weighted Average Cost of Capital

A calculation of a firm's cost of capital that weights each category of capital proportionally, including equity and debt.

Market Price

The current value at which an asset or service can be bought or sold in the marketplace.

Financial Leverage

Taking on borrowed money to magnify the possible profits of an investment.

EBIT

Profitability metric that disregards interest and income tax expenses, known as earnings before interest and taxes.