Chapter 11

Ideal and Real Gases

LEARNING OBJECTIVES
  • To understand the concept of an ideal gas and the ideal gas law
  • To evaluate changes in internal energy, enthalpy, specific heats and entropy of an ideal gas
  • To derive the isentropic relation for an ideal gas
  • To define real gases and write the equations of state of real gases
  • To evaluate critical parameters of real gases
  • To understand the law of corresponding states
  • To understand the concept of compressibility factor
  • To use the compressibility chart in numerical evaluations
  • To understand the molecular basis of the ideal gas law

11.1 Introduction

In this chapter, we will be dealing with properties of ideal and real gases. Atmospheric air, although a mixture of gases (principally nitrogen ...

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