What Is Urea?
Simple Definition: Urea is a chemical compound that is found in urine [the liquid waste product produced by the body] and is also synthesized for use in fertilizers, plastics, and…
What Is Emulsion?
Simple Definition: An emulsion is a mixture of two or more liquids that do not normally mix together, where one liquid is dispersed (spread out) as tiny droplets in the…
What Is Chemical Change?
Simple Definition: Chemical change refers to a process in which substances [materials] undergo a transformation, resulting in the formation of new substances. This change is usually accompanied by a release…
What Is Antimatter?
Simple Definition: Antimatter is a type of matter that has the opposite properties of normal matter. It consists of particles (tiny pieces) that have the same mass as regular matter…
What Is Electrolysis?
Simple Definition: Electrolysis is a process that uses an electric current to break down a substance (called an electrolyte) into its component parts [parts that make up the substance]. For…
What Is An Ionic Bond?
Simple Definition: An ionic bond is a chemical bond between two atoms that results from the attraction between oppositely charged ions [ions are atoms or molecules that have gained or…
What Is a Solvent?
Simple Definition: A solvent is a substance that can dissolve other substances [break them down into smaller parts that mix evenly in the solvent]. Common examples include water, alcohol, and…
What Is Alkaline?
Simple Definition: Alkaline refers to a substance that has a high pH level [a measure of how acidic (low pH) or basic (high pH) a substance is], which means it…
What Is A Catalyst?
Simple Definition: A catalyst is a substance that increases the rate of a chemical reaction without undergoing any permanent change itself. Catalysts work by lowering the activation energy [minimum energy…
What Is Solution?
Simple Definition: A solution is a homogeneous mixture [a mixture where all the parts are evenly distributed] of two or more substances. The substance present in a larger amount is…
What Is a Nucleus?
Simple Definition: A nucleus is the central part of an atom that contains protons and neutrons [particles that make up an atom's structure]. It is responsible for maintaining the stability…
What Is The Meaning Of Fermentation?
Simple Definition: Fermentation is a process in which microorganisms [very small living things, such as bacteria or yeast] convert sugars into other substances [chemicals] like alcohol, acids, or gases. Examples…
What Is pH?
Simple Definition: pH is a measure of how acidic or basic (alkaline) a substance is. The pH scale ranges from 0 to 14, with 7 being neutral. A pH below…
What Is A Molecule?
Simple Definition: A molecule is the smallest unit of a substance that retains all of the chemical properties of that substance. It is made up of two or more atoms…
What is a Compound?
Simple Definition: A compound is something made up of two or more parts or elements that are chemically bonded together. For example, water is a compound made up of the…