These notes are organised by university, degree, semester, subject, and unit. Open a note to read its summary and study context before downloading the attached material.
Tip: notes for the same unit can vary in depth -- worth opening two or three and comparing before an exam rather than assuming the first result is the most complete.
When an irreversible process takes place, the entropy of a system can change because entropy may be transferred…
A thermodynamic system is said to be in a non-equilibrium state when its macroscopic properties are such that…
Non-equilibrium thermodynamics, also called irreversible thermodynamics, deals with systems that are away from thermodynamic equilibrium and with the…
A bimetallic thermometer is a temperature-measuring instrument that works on the principle of unequal thermal expansion of two…
A glass thermometer is a temperature-measuring instrument in which temperature is determined from the change in volume of…
Gas–solid adsorption refers to the adsorption of a gas on the surface of a solid. It is one…
Desorption is the process by which atoms, ions, or molecules that are present on a surface leave the…
Chemisorption is the adsorption of a substance on a solid surface in which the adsorbed species is held…
Sorption is a general term used when a substance is taken up by another substance through surface adsorption,…
Adsorption is a surface phenomenon in which atoms, ions, or molecules of one substance become concentrated at the…