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Vocab8&10
| Term | Definition |
|---|---|
| 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
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