Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

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.
Your email address is only used to allow you to reset your password. See 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.

I finished it WOOT......... um... ok i guess WOOT again!

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Question
Answer
Law of Conservation of mass   The products of a chemical reaction must contain the same number of atoms of each kind as the reactants  
🗑
Physical change   A change in an object's physical appearance, but it is still the same compound or element and can be returned to its former state.  
🗑
Element   A substance that cannot be broken down into a simpler substance  
🗑
Chemical Formula   A representation of the chemical names of substances.  
🗑
Reactant   A substance that exists before a chemical reaction begins.  
🗑
Product   A substance that forms as a result of a chemical change  
🗑
Coefficient   The number in front of an element in a formula that shows how many molecules there must be to balance the equation.  
🗑
Subscript   a value to the bottom right of an element symbol telling how many of one atom are in a compound.  
🗑
Chemical Change   Occurs when one substance joins with another substance to form a new substance.  
🗑
Element (Diatomic) Molecule   A molecule made of two atoms of either the same or different elements  
🗑
Chemical Reaction   Process that produces a chemical change often marked by a sound, heat light, etc.  
🗑


   

Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
 
To hide a column, click on the column name.
 
To hide the entire table, click on the "Hide All" button.
 
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
 
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.

 
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
Created by: NagaNick
Popular Science sets