Avogadro’s Law According to the Avogadro’s law equal volumes of all the gases at same temperature and pressure contain equal number of molecules. This definition of Avogadro’s law can be explained from the Avogadro’s hypothesis. This hypothesis says that all the ideal gases at standard temperature and pressure occupy a volume of 22.414 dm3. Let … Read more

## Absolute zero and scales of thermometry

Learning Objectives In this article, you will learn about absolute zero with graphical explanation, scales of thermometry such as centigrade, Fahrenheit, and Celsius, and their interconversions formulas by professional author. What is absolute zero? The hypothetical temperature at which the volume of all gases becomes zero is called absolute zero. Definition of absolute zero Its … Read more

## Gas laws-Boyle’s law, Charles’s law, Avogadro’s law

Learning Objectives In this article, the author has explained the following topics related to gas with laws examples. Gas laws Boyle’s law Charles’s law Avogadro’s law Gas laws It is a fact that all the gases behave uniformly. When pressure and temperature are changed then the volume of gases is also changed. The gas laws … Read more

## The states of Matter-Gas, Liquid, Solids, and Plasma

Written by Adeel Abbas States of the matter  First of all we need to know what actually the matter is?  The matter is something that covers space and possesses mass is called matter. Definition of Matter  There are 4 States of matter.  Gas  Liquid  Solid  Plasma Also read: History of the periodic table  First, we … Read more