One Mole of an Ideal Gas at 25°C Is Expanded

question 113

Multiple Choice

One mole of an ideal gas at 25°C is expanded isothermally from 5.0 L to 10.0 L under such conditions that no work is produced in the surroundings. Which statement is correct?

• A) ΔS_gas = 0
• B) ΔS_gas = Rln2/298
• C) ΔS_surr = 0
• D) ΔS_univ = 0
• E) ΔS_gas = ΔS_surr

Understand the definitions and differences between physical activity, exercise, fitness, and training.

Recognize the benefits of exercise and physical activity, particularly in reducing cardiovascular disease (CVD) risk and improving cardiovascular health.

Identify age and health-related considerations before starting an exercise program.

Understand the importance of screening for health risk factors before recommending an exercise regimen.

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Definitions:

Credit Period

The length of time a buyer is given to pay for goods or services received, often without incurring interest.

Discount Period

The time frame between the date of a bill of exchange or a deferred payment and its maturity date, when it becomes payable at a reduced rate.

Economic Order Quantity

A formula used in inventory management for determining the optimal order size that minimizes the total costs of holding and ordering inventory.

Inventory Management

The process of ordering, storing, and using a company's inventory, including raw materials, components, and finished products.