Study Help

Here are somethings that might help you study.
* Heat is energy temp. is a measurement
* A mixture is physical a compound is chemical
* A mixture keeps the properties of the substances that it's made of. A compound has new properties.
* An increase in temp., surface area, or concentration can speed up reaction rates.
* Ways to seperate mixtures can be filtering, evaporate, heat, or to use it's propertes to seperate the mixture.
* The greater the amount of a liquid the more heat requires to raise the temprature.
* Heat travels from areas of higher to lower temprature.
I hope this helps. Let me know if you have any questions!