The curve on the graph of pressure versus density that best represents an isothermal process is
A) 1.
B) 2.
C) 3.
D) 4.
E) 5.

Question

The curve on the graph of pressure versus density that best represents an isothermal process is
A) 1. 
B) 2. 
C) 3. 
D) 4. 
E) 5.

Quizplus · Accepted Answer

An isothermal process is a process in which temperature remains constant. On a pressure vs density graph, this means that the curve representing an isothermal process should be a hyperbola. Only option C has a hyperbolic shape, while the other options have either a linear or curved shape.

The Curve on the Graph of Pressure Versus Density That