Review HW For Matter Chapter
ChemistryWiki
|
RecentChanges
|
Preferences
Difference (from prior major revision)
(no other diffs)
Changed: 83c83
18. True/False
?
: Some element's chemical symbol contain 2 letters, both of them are capitalized.
18. True/false: Some element's chemical symbol contain 2 letters, both of them are capitalized.
Part I Answer the following questions in the space provided.
Revised 2015
1. Give an intensive physical property ________________________
2. Give an extensive physical property ________________________
3. Give an intensive chemical property ________________________
4. Why can you not have an extensive chemical property?
________________________________________________________________
________________________________________________________________
5. Define compound: ____________________________________________
________________________________________________________________
6. What are the three difference between a compound and a mixture (just give the words, do not need to explain)?
________________________________________________________________
7. Explain why a compound and a homogeneous mixture are different. (can not use separation technique or characteristics of material).
__________________________________________________________________
__________________________________________________________________
8. _______________ chemistry (or science) is done so that the knowledge can be used to create new materials or products (for example).
9. ___________________ is an educated guess (as part of the scientific method).
10. _________________ experiments are the only one used in the scientific method.
11. Explain the two difference between a theory and a law.
______________________________________________________________________
_______________________________________________________________________
12. Give me two observations of a chemical reaction. ______________________ and ____________________________
13. _____________________ is a solid formed in a liquid (or solution).
14. What are the 4 basic principles that Mr. McLeod believes can explain any chemical concept (except nuclear chemistry).
_________________________, _____________________________, _________________________, and _________________________
15. Define Kinetic Molecular Theory (KMT): ___________________________________________________________
________________________________________________________________________________________________________
16. What is the difference between a homogeneous and heterogeneous mixture?
___________________________________________________________________________________________________________
17. Give me a piece of lab safety equipment, explain its function and explain where it is in the room.
18. True/false: Some element's chemical symbol contain 2 letters, both of them are capitalized.
19. Substances that go into the chemical reaction are called _________________ and substances made in the reaction are called ___________________?
20. Name for base unit (or particle) of an ionic compound. _______________
21. Liquids and Solids are consisted to be in the ____________ phase and do not have enough energy to overcome their ______________________?
22. Why do gases take the shape of any container? Answer using KMT (i.e. what is going on with the
Particles
).
ChemistryWiki
|
RecentChanges
|
Preferences
Edit text of this page
|
View other revisions
Last edited September 14, 2016 2:20 pm
(diff)
Search: