Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Conservation of Mass

QuestionAnswer
Atom The basic unit of a chemical element.
Chemical Bond A restraint used to hold atoms together.
Chemical Change A result of a formation of a new substance.
Chemical Formula A formula used to detect a ratio of elements.
Chemical Property An essential attribute shared by atomic particles.
Element A substance composed of atoms having identical number of protons.
Law of Conservation of Mass The principle that matter can neither be created nor destroyed.
Matter Something that has mass and takes up space.
Molecule The smallest particle of a substance.
Oxidation Number The degree of oxidation of an atom, ion, or molecule.
Physical Change The withdrawal of heat to change something from liquid to solid.
Physical Property Essentials or attributes a thing reserves.
Stable Not subject to extreme change or fluctuation.
Valence Electrons An electron(s) in an outer shell of an atom that forms chemical bonds.
Compound When two or more elements combine.
Pure Substances Material produced by or used in a reaction involving chnages in atoms or molecules.
Endothermic Change When a reaction proceeds, that gains energy.
Exothermic Change A reaction that releases energy.
Product A substance produced during a natural, chemical, or manufacturing process.
Reactant A substance that takes part in and undergoes change in an reaction.
Synthesis Combination or composition.
Created by: 3119244