chemistry 2 test words
About this set
Created by:
risinger on November 23, 2010
Subjects:
Classes:
Science, 2nd period, 1st period science, 5th period, 6th period, 2nd period science
Log in to favorite or report as inappropriate.
Order by
23 terms
Terms | Definitions |
|---|---|
chemical change | change that gives you a new substance |
physical change | changes where the substance's identity stays the same |
reactant | on the left side of an equation, what you start with in a reaction |
product | on the right side of an equation, what you end with in a reaction |
subscript | small number tells the number of atoms |
coefficient | large number tells the number of molecules |
formula | tells the number an type of elements in a compound |
symbol | stands for an element |
boiling point | the temperature at which a substance changes from a liquid to a gas |
melting point | temperature at which a substance changes from a solid to a liquid |
density | comparison of mass to volume |
rust | combination of oxygen and iron |
law of conservation of mass | says matter can't be created or destroyed |
equal | the mass of the reactants must _________the mass of the products |
rearrange | matter may_________but the number of atoms must remain the same |
precipitate | a solid created from 2 liquids in a chemical reaction |
equation | short hand way of writing a chemical reaction |
tarnish | metals turning colors |
phase | changes in matter from solids, liquids, and gases. These are physical changes. |
freezing point | the temperature at which liquids changes to solids |
mixture | type of matter made with physical changes |
compound | type of matter made with chemical changes |
element | type of matter that can't be simplified |
First Time Here?
Welcome to Quizlet, a fun, free place to study. Try these flashcards, find others to study, or make your own.
Completed “Learn” mode
ericalovesSloths , ECDEdancer , slimjimrunner , SDL15 , risinger , kj-johnson , j_mooore123 , clemson_boy , rowdy17 , 97Katherine , PatrickStar101