a pure substance that consists entirely of one type of atom
the process by which one or more substances change to produce one or more different substances
a substance that increases the hydrogen ion (H+) concentration of a solution.
the monomer of a carbohydrate; the most common one being glucose
a chemical reaction in which energy is primarily absorbed, usually absorbing heat and creating a cool feeling
The type of energy that is needed to get a reaction started
a liquid substance capable of dissolving other substances to create a homogeneous mixture
a compound made up of carbon, hydrogen, and oxygen atoms; a major source of energy for many organisms
a chemical bond formed when one or more electrons are transferred from one atom to another to create oppositely charged atoms
a mixture that forms when one substance dissolves another; a mixture that is the same throughout (AKA a homogenous mixture)
a substance made up of atoms of two or more different elements joined by chemical bonds
any protein that acts as a biological catalyst and speeds-up a chemical reaction
an attraction between a slightly positive hydrogen atom and a slightly negative atom, often oxygen or nitrogen
monomer of nucleic acids made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base
any energy-rich organic compounds, such as fats, oils, and waxes, that are made of carbon, hydrogen, and oxygen.
two or more atoms held together by covalent bonds