chemical engineering thermodynamics 2 min read
Equation of state for non-ideal gases
The P-V-T relationship for real gas needs modification of ideal gas laws. 1) Compressibility factor The compressibility factor Z is a correction…
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chemical engineering thermodynamics 6 min read
Properties of Pure Substances
Let us consider a system in a particular state. A change of state can take place due to energy transfer…
chemical engineering thermodynamics 3 min read
Entropy and efficiency limits
The concept of entropy was first introduced in 1850 by Clausius as a precise mathematical way of testing whether the second law…
chemical engineering thermodynamics 5 min read
Heat capacity and internal energy
The goal in defining heat capacity is to relate changes in the internal energy to measured changes in the variables…
chemical engineering thermodynamics 3 min read
Factors influencing reaction rates
There are number of factors which influence the rate of the reaction. These are : o Nature of the reactants and…
chemical engineering thermodynamics 3 min read
ENERGY BALANCE FOR CLOSED SYSTEM
We have various forms of energies such as kinetic energy (Ekin), potential energy (Epot), internal energy (U), work W, heat…
chemical engineering thermodynamics 2 min read
Characteristics of Equilibrium constant
1. The Keq (Kc or Kp) values do not depend on the initial concentrations of reactants but depend only on the equilibrium concentration…
chemical engineering thermodynamics 3 min read
Abnormal Colligative Properties
The experimental values of colligative properties in most of the cases resemble closely to those obtained theoretically by their formula.…
chemical engineering thermodynamics 3 min read
Enthalpy of neutralisation
The enthalpy change of neutralisation is defined as the enthalpy change accompanied by the complete neutralisation of one gram – equivalent amount…
chemical engineering thermodynamics 3 min read
THERMODYNAMIC CYCLES
Obtaining work from two thermal sources at different temperatures is used to produce movement, for example, in thermal engines or alternators used…
