Physical chemistry

Cubic crystal system lattice points

The cubic unit cell of a crystal lattice The idea about cubic lattice developed from the internal regularity of the structure of the cubic crystal....
Law of conservation of energy in thermodynamics

Conservation of energy in thermodynamics

The first law of thermodynamics and conservation of energy The first law of thermodynamics states the conservation of energy of our universe. Thus this law...
Surface energy of liquid

Surface tension and surface energy of liquid

Surface energy and surface tension formula The surface tension of a liquid is its surface property and tension can be related to the intermolecular attraction...
Crystalline and amorphous solid materials definition

Crystalline and amorphous solid definition

Crystalline and amorphous solid materials definition Crystalline vs amorphous material characterized by thair shape rigidity and mechanical strength. The simple definition of crystalline solid, a...
Zero order kinetics reactions

Zero order kinetics reactions

Study kinetics of the zero-order reaction The zero-order kinetics reactions deal with the speed of a chemical reaction in terms of reactants and products. Thus...
Van't Hoff equation-chemical equilibrium

Van’t Hoff equation-equilibrium

How much Van't Hoff equation - effect on temperature? Van't Hoff equation-equilibrium of a chemical reaction is constant at a given temperature. The equilibrium constant,...
Le Chatelier principle examples

Le Chatelier principle examples

Le Chatelier principle definition Le-Chatelier principle quantitatively predicts the effect on the system at equilibrium when some of the variables such as temperature, pressure, and...
Chemical kinetics reaction

Chemical kinetics and half-life

Chemical kinetics reaction Chemical kinetics deals with chemical engineering for calculating the rate of a chemical reaction. In the experimental study, chemical kinetic provides the...
Graham's law of effusion and diffusion

Graham’s law of effusion and diffusion

Graham's law of diffusion and effusion formula Scottish physical chemist Thomas Graham in 1948 studies the diffusion and effusion of gas molecules and formulated Graham's...
Van der Waals equation for real gas

Van der waals equation of state

Van der Waals equation derivation To rectify error for in ideal gas law Van der Waals in 1973 introduces two correction terms in the ideal...