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J. Landry Unit 1

Unit 1 Chemistry

Organic Chemistry the study of all substances that contain carbon
Inorganic Chemistry the study of substances without carbon
Analytical Chemistry deals with determining the composition of substances
Physical Chemistry determines the theoretical basis for chemical behavior
Biochemistry studies the composition and changes within living organisms
Pure Chemistry the study of chemical processes for the sake of the knowledge itself
Applied Chemistry the study of chemical knowledge with the goal of applying it to a specific problem
Observations recorded facts about a natural phenomenon
Hypothesis a descriptive model for the observations made
Experiments one ore more conditions are controlled to test the hypothesis
Theory thoroughly tested hypothesis that explains why experiments give certain results
Law a concise statement that summerizes the results of a wide variety of observations and experiments to describe natural phenomenon
Matter anything that has mass and volume
Mass the amount of matter that an object has
Weight the amount of gravitational attraction for an object
Extensive Property a property that depends on the amount of substance present, but not the type
Intensive Property a property that depends on the type of matter present, but not the amount
Pure Substance a particular kind of matter that has a uniform and definite composition; atoms and compounds
Physical Property a characteristic of a substance that can be observed or measured without changing the substance's composition
Solid state of matter with definite shape and volume
Liquid state of matter with definite volume but no definite shape
Gas state of matter with not definite shape or volume
Created by: JenniferLandry