A Sample of an Ideal Gas Is Slowly Compressed to One-Half

question 27

Multiple Choice

A sample of an ideal gas is slowly compressed to one-half its original volume with no change in temperature.What happens to the average speed of the molecules in the sample?

• A) It does not change.
• B) It becomes 4 times as great.
• C) It becomes 2 times as great.
• D) It becomes 1/2 as great.
• E) It becomes 1/4 as great.

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Definitions:

Break-Even

The point at which total costs and total revenues are equal, leading to no net loss or gain.

Variable Costs

Expenses that change in proportion to the activity of a business.

Debt-to-Equity Ratio

A financial metric that shows the comparative ratio of equity to debt employed to fund a company's assets.

Return on Equity

A measure of a corporation's profitability, calculated as net income divided by shareholders' equity, indicating how effectively equity is being used.