Entropy: a System Consists of Two Very Large Thermal Reservoirs

question 5

Multiple Choice

Entropy: A system consists of two very large thermal reservoirs in contact with each other, one at temperature 300°C and the other at temperature 200°C. When 600 J of heat transfers from the 300°C reservoir to the 200°C reservoir, what is the change in entropy of this system?

• A) 0.221 J/K
• B) 1.00 J/K
• C) 5.00 J/K
• D) -1.00 J/K
• E) -2.31 J/K

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Definitions:

Metabolic Rate

The speed at which the body consumes energy to maintain basic life functions, such as breathing and circulation.

Dietary Restriction

Limitations on the amount and type of food ingested for reasons such as health, religious beliefs, or ethical choices.

Ghrelin

A hormone produced mainly by the stomach that stimulates appetite and promotes fat storage.

Anorexia Nervosa

An eating disorder characterized by an intense fear of gaining weight and a distorted body image, leading to restricted eating and severe weight loss.