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Vocab8&10

TermDefinition
solute a substance whose particles are dissolve
solvent a substance when a solute dissolves
dispersion breaking into small pieces that spread throughout water
ionization neutral molecules gain or lose electrons
dissociation process in which an ionic compound separates into an ion
solubility a maximum amount of solute that dissolves in a given amount of solvent
saturated solution one that contains as much solute as the solvent can hold at a given temperature
unsaturated solution a solution that has less than the maximum amount of solute
supersaturated solution one that contains more solute than it can normally hold at a given temperature
Molarity the number of moles of a solute dissolved per liter of solution
acid a compound that produces hydronium ions
indicator any substance that changes color in the presence
base a compound that produces hydroxide ions
neutralization reaction between an acid and a base
salt the negative ions in an acid combine with the positive ions in a base to produce an ionic compound
pH a solution is a measure of its hydronium ion concentration
Buffer a solution that is resistant to large charges
Electrolytte a substance that ionizes or dissocates into when it dissolves in water
radioactivity an unstable atomic nucleus emits charged particles and energy
Radioisotope an atom containing an unstable nucleus
nuclear radiation charged particles and energy that are emitted from the nuclei of radioisotopes
alpha particle a positively charged particle made up of two protons and two neutrons
Beta particle an electron emitted by an unstable nucleus
gamma ray a penetrating ray of energy emitted by an unstable nucleus
background radiation nuclear radiation that occurs naturally in the environment
Strong nuclear force the attractive force that binds protons and neutrons together
fission the splitting of an atomic nucleus into smaller parts
chain reaction neutrons released during the splitting of an initial nucleus trigger a series of nucleus fissions
critical mass the smallest possible mass of a fissionable material that can suttain a chain reaction
fussion a process in which the nuclei of two atoms combine to form larger nucleus
plasma a state of matter in which atoms have been stripped of their electrons
Created by: trenton.stefan