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Chemistry is a branch of science that studies the composition, structure, and properties of matter, as well as the changes it undergoes. This includes the study of elements and compounds and their interactions with each other. Chemistry also includes the study of chemical reactions and how they can be used to produce new materials, energy sources, and products.


What is Matter?"Matter is the physical material of the universe, composed of atoms and molecules, which have mass

Acid Base and Salt

Acids and bases are very important in a number of processes that occur in the body. The pH scale ranges from 0 to
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