Chemistry (Rare) Flashcards
pg. 120
Absolute Zero
Theoretical temperature, the coldest possible
Acid
Something that reacts with a base, with a pH of less than 7
Activation energy
Energy that must be overcome for a chemical reaction to occur.
Aeration
Process in which air is mixed with liquid
Anion
Negatively charged ion
Atom
Smallest form of a chemical element, made of protons, neutrons, and electrons
Atomic Number
Number of protons in the nucleus of an atom
Barometer
Device used to measure atmospheric pressure
Base
Something that reacts with an acid, with a pH of more than 7
Biochemistry
Study of chemical processes in life forms
Boiling
Phase of a liquid rapidly vaporizing
Bond
Attraction between atoms that allows chemicals to form
Catalyst
Substance that changes the rate of reaction
Cation
Positively charged ion
Centrifuge
Device that uses rotation to separate substances
Chemical reaction
Process that changes one chemical substance to another
Colloid
Mixed substance that are evenly dispersed
Combustion
Burning with fuel, heat, oxygen
Compound
Pure substance with at least two chemical elements
Condensation
Change from a gas to a liquid
Conductor
Material that allows electricity to flow
Deposition
Settling of particles in a solution
Electrolyte
Electrically Conductive substances