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Vocab Chapter 8

chapter 8 and 10

solute a substances whose particles are dissolved in a solution
solvent a substances in which a solute dissolved
dissociation the separation of ions in a ionic compound as the compound dissolves
dispersion the process of dissolving by breaking into smaller pieces
ionization the process by which neutral molecules gain or lose electrons
acid a compound that produces hydroponic ions
indicator a substance that changes color in the presence of an acid or a base
base a compound that produces hydroxide ions
neutralization a chemical reaction between acid and a base
salt an ionic compound formed when a acid reacts with a base
pH a measure of the hydronium ion concentration of a solution
buffer a solution that is resistant to large changes in pH
electrolyte a compound that produces ions when it dissolves
radioactivity the process in which an unstable atomic nucleus emits charged particles and energy
radioisotopes an isotope with an unstable nucleus
nuclear radiation charged particles and electron magnetic waves that are emitted from the nuclei of radioisotopes
alpha particale a positively charged particle, emitted by certain radioactive nuclei made up of two protons and two neutrons; a helium nucleus
beta particale an electron emitted by an unstable nucleus
gamma ray a penetrating form of radiation emitted by a unstable nucleus
background radiation nuclear radiation that occurs naturally in the environment
strong nuclear force the powerful attractive force that binds protons and neutrons together in the nucleus
fission a nuclear reaction in which a atomic nucleus is split into two smaller parts
chain reaction a series of fission reactions triggered by neutrons released during the fission of a nucleus
critical mass the smallest possible mass of a fissionable maternal that can sustain a chain reactiion
fusion a nuclear reaction in which the nuclei of two atoms combine to form a large nucleus
plasma a state of matter in which atoms have been striped of their electrons
Created by: harper.sherman