An Ice Cube at 0C Melts in a Swimming

question 99

Multiple Choice

An ice cube at 0C melts in a swimming pool at 25C. What is the change in the entropy of the universe as a result? The ice cube was 2.00 inches on a side. Assume ice has a density of 0.917 g/cm³ and that the enthalpy of fusion of water is 6.01 kJ/mol.

• A)(  3.1 J/K)
• B)(  3.1 J/K)
• C)0.0 J/K
• D)(  12.3 J/K)
• E)(  12.3 J/K)

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Definitions:

Body Temperature

The assessment of the body's capacity to produce and eliminate heat, signifying the equilibrium between heat generation and dissipation.

Food

Any nutritious substance that people or animals eat or drink to sustain life.

Homeostasis

The tendency of a biological system to maintain stable internal conditions despite changes in external environments.

Insulin

A pancreas-derived hormone that assists in controlling blood glucose levels by facilitating the entry of glucose into the body's tissues.