Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


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.

Remove ads
Don't know
remaining cards
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:
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


Activation energy what is needed to start a chemical reaction
Arrow you read the arrow as yields in a chemical equation or formula
characteristics of a chemical reaction changes in energy or changes in properties
chemical change alter the chemical properties of matter
chemical equations a shorter, easier way to show chemical reactions
coefficient a number placed in front of a chemical formula in an equation
conservation of mass the amount of mass in a chemical reaction does not change
controlling rates of reaction concentration, temperature, surface area, catalysts, enzymes and inhibitors
decomposition reaction a compound breaks into simpler substances
endothermic reaction an observable change in energy that shows a chemical reaction took place
physical changes alter only the physical properties of matter
precipitate a solid that forms during a chemical reaction
products the materials you have after a chemical reaction
reactants the materials you have during a chemical reaction
replacement reaction one part of a compound is displaced by another substance
states of matter solid, liquid, and gas
subscripts the number of atoms in an element
synthesis reaction two substances combine to form a new compound
exothermic reaction an observable change in energy that shows a chemical reaction took place
Created by: 150007919