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.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
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

Chem 1210 chapter 1

Matter anything that has mass and occupies space
property any characteristic that allows us to recognize a particular type of matter and to distinguish it from other types
gas no fixed volume or shape
liquid distinct volume, no shape
solid definite shape and volume
pure substance matterthat has distinct properties and a composition that does not vary from sample to sample
elements substances that cannot be decomposed into simpler substances
compounds substances composed of two or more elements
mixtures combinations pf two or more substances in which each substance retains its chemical identity
law of definite proportions (constant composition) a pure compound has the same composition and properties regardless of its source
heterogeneous mixtures do not have the same composition, properties, and appearance throughout
homogeneous mixtures uniform throughout
solution homogenous mixture
intensive properties do not depend on the amount of sample
extensive properties depend on the amount of sample
precision a measure of how closely individual measurements agree with one another
accuracy how closely individual measurements agree with the true value
Created by: haleymeek



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:
restart all cards