Thermal phenomena

Thermal phenomena

  • Atom vs. Molecule Comparison

     atom is the smallest, chemically indivisible particle of matter. All substances are composed of atoms. The fact that atoms exist was assumed by Democritus in the IV century BC. e. However, scientists were able to prove that atoms really exist only in the XIX century. There are more than 100 kinds of atoms. They differ from each other in their…

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  • Gas, liquid and solid (States of Matter)

    liquid, and solid are the three states in which matter can reside. These different states of matter have distinctive, characteristic only for them, properties. Examples of substances that are in a gaseous state under certain conditions can be air, water vapor, pure oxygen, hydrogen and many other substances. Difference Between Ionic and Covalent Bonds in Tabular Form The molecules in…

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