Save
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.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know
Remaining cards (0)
Know
0:00
share
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

CP chemistry

substances and mixtures

QuestionAnswer
Atom Smallest "building block" of life. Basic unit. Like ones make up elements.
Element Cannot be separated into different parts. Atoms with same atomic #, mass, and #s of protons, neutrons, and electrons.
Compound Composed of 2 or more elements ionically bonded. 1 metal.
homogeneous mixture multiple substances, but uniformly spread throughout. in a pattern
heterogeneous mixture substances are not evenly dispersed throughout. distinct regions.
pure substance constant composition. element, compound, molecule.
colloid has medium sized particles that never settle out. reflect light.
solution liquid containing another substance dissolved into it
suspension the state in which the particles of a substance are mixed with a fluid but are undissolved.
physical change change that you can observe with the senses. NO changes in composition.
chemical change change having to do with chemical reaction, unexpected change in color, temperature. NON REVERSIBLE.
Chemical equation a representation of a chemical reaction using symbols of the elements to indicate the amount of substance, usually in moles, of each reactant and product
chemical formulas a representation of a substance using chemical symbols for its constituent elements H(2) O
chemical symbol an abbreviation or short representation of a chemical element; the symbols in the periodic table. Always composed of an uppercase letter sometimes followed by a lowercase. (Li, H, O, etc.)
conservation of matter the principle that matter cannot be created or destroyed.
Created by: mjwittel
 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards