CHEMISTRY Ch 1 & 2 Review

analytical chemistry
biochemistry
chemical reaction
compound
distillation
element
heterogeneous mixture
homogeneous 
inorganic chemistry
mass
mixture
organic chemistry
phase
physical chemistry
product
reactant
vapor

1.	Which field of science studies the composition and structure of matter?
2.	The study of chemicals that, in general, do not contain carbon is traditionally called what type of chemistry?
3.	One characteristic of a scientific theory is that ____.
4.	A theory is a ____.
5.	Which step in the scientific method requires you to use your senses to obtain information?
6.	The variable that is observed during an experiment is called what type of variable?
7.	Collaboration and communication are important in science because ____.
8.	The step that usually comes last in solving numeric problems is ____.
9.	How do conceptual problems differ from numeric problems?
10.	A golf ball has more mass than a tennis ball because it ____.
11.	An example of an extensive property of matter is ____.
12.	A vapor is which state of matter?
13.	A substance that forms a vapor is generally in what physical state at room temperature?
14.	Which state of matter has a definite volume and takes the shape of its container?
15.	Which state of matter takes both the shape and volume of its container?
16.	Which state of matter is characterized by having an indefinite shape, but a definite volume?
17.	Which state of matter is characterized by having a definite shape and a definite volume?
18.	Which state of matter expands when heated and is easy to compress?
19.	Separating a solid from a liquid by evaporating the liquid is called ____.
20.	An example of a homogeneous mixture is ____.
21.	A substance that can be separated into two or more substances only by a chemical change is a(n) ____.
22.	What is one difference between a mixture and a compound?
23.	What distinguishes a substance from a mixture?
24.	The first figure in a properly written chemical symbol always is ____.
25.	The chemical symbol for iron is ____.
26.	The chemical formula of a compound does NOT indicate the ____.
27.	What do chemical symbols and formulas represent, respectively?
28.	What must occur for a change to be a chemical reaction?
29.	A chemical change occurs when a piece of wood ____.
30.	What must be done to be certain that a chemical change has taken place?
31.	When paper turns yellow-brown upon exposure to sunlight, what type of change is likely taking place?
32.	Which action changes the identity of the substance referenced?
33.	What happens to matter during a chemical reaction?
34.	When an iron nail is ground into powder, its mass ____.
35.	How many traditional areas of study can chemistry be divided into?
36.	How many steps are involved in solving numeric problems?
37.	What is the melting point of water in degrees Celsius?
38.	In how many physical states does water commonly exist?
39.	What is the boiling point of water in degrees Celsius?
40.	Approximately how many elements exist in nature?
41.	How many grams of liquid water are produced when 60 grams of ice melt?