150 Moles of an Ideal Gas Freely Expands from 1

question 81

Multiple Choice

1.50 moles of an ideal gas freely expands from 1.00 liter to 4.50 liters. The change in entropy of the gas in the expansion is

• A) 5.80 J/K
• B) 8.50 J/K
• C) 16.3 J/K
• D) 18.7 J/K

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Definitions:

Receptor Molecule

A protein on the surface of a cell that binds to specific molecules, triggering a response in the cell.

DNA

Deoxyribonucleic acid, a molecule that carries the genetic instructions used in the growth, development, functioning, and reproduction of all known living organisms and many viruses.

Nuclear Receptor Model

A conceptual framework explaining how specific receptors within cell nuclei regulate gene expression in response to hormones and other molecules.

Paracrine

A form of cell signaling where cells communicate by releasing molecules that affect nearby target cells in the local area.