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what is science like physical, chemical, medical, and environmental science?

What is science?

Science is any systemic learning from testable experiments to getting the knowledge of physical or chemical phenomena occurring in our universe or environment. Science divided into many branches. Physics, chemistry, biology are the main branches of science. Other branches are medicinal, environmental, nuclear science, etc. In this part of the category, we discuss topics related to chemistry.

Structure and examples of amino acids that contain amino and carboxyl groups in their side chain

Amino Acids

What are amino acids? Amino acids are types of organic compounds that contain amino and carboxyl groups in their side chain are essential for the...
Oxalic acid formula, chemical structure and uses

Oxalic Acid

What is oxalic acid? Oxalic acid or ethanedioic acid (chemical formula C2H2O4) is a poisonous, crystalline, dicarboxylic acid that presents in rhubarb, sorrel, and other...
Formic acid formula and chemical structure

Formic acid

What is formic acid? Formic acid or methanoic acid is a colourless, pungent, corrosive liquid or simplest carboxylic acid with the chemical formula H2CO2. It...
Structure of heme unit or group in hemoglobin and function of red blood cells or RBCs


What is hemoglobin? Hemoglobin or Hb is the iron-containing metalloprotein present on the red blood cells (RBCs) that is responsible for transporting oxygen in our...
Air pollution definition, sources, causes, effects and solutions to save our environment

Air Pollution

What is air pollution? Air pollution is the presence of harmful gases, dust, and smoke in the atmosphere that causes to effects the health of...
radioactive waste and solutions to radioactive pollution

Radioactive Pollution

What is radioactive pollution? Radioactive pollution is the nuclear radiation of alpha beta gamma particles from radioactive substances during the nuclear reactions which affect our...
Structure and molecular formula of of methanol or methyl alcohol


What is methanol? Methanol or methyl alcohol also called carbinol is a colourless, inflammable, poisonous alcohol with the chemical formula CH3OH. It is missable with...
Ethanol or ethyl alcohol formula, structure and properties


What is ethanol? Ethanol or ethyl alcohol is a colorless, inflammable simple alcohol or organic compound used as a fuel and solvent in chemistry. It...
Properties and structure of ammonia (NH3) molecule


What is ammonia? Ammonia (molecular formula NH3) is a colourless pungent smelling gas and highly soluble liquid in water owing to extensive hydrogen bonding. It...
Manganese Dioxide (MnO2) structure

Manganese Dioxide

What is manganese dioxide? Manganese dioxide is a slightly brownish black solid with the chemical formula MnO2. It is the main source of manganese compounds...