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22 Cards in this Set
- Front
- Back
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analytical chemistry
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the area of chemistry that focuses on the composition of matter
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applied chemistry
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research that is directed toward a practical goal or application
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biochemistry
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the area of chemistry that focuses on processes that take place in organisms
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biotechnology
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the field that applies science to the production of biological prodcuts or processes.
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chemistry
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the study of the composition of matter and the changes that matter undergoes
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experiment
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a repeatable procedure that is used to test a hypothesis
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hypothesis
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a proposed explanation for an observations
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inorganic chemistry
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the study of substances that, in general, do not contain carbon
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macroscopic
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describes the world of objects that are large enough to see with unaided eye
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matter
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anything that has mass and occupies space
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microscopic
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describes the world of objects that can be seen only under magnification
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manipulated variable
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the variable that is changed during an experiment, also called the independent variable
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observation
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information obtained through the senses, observation in science often involves a measurement
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organic chemistry
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the study of compounds containing carbon
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physical chamistry
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the area of chemistry that deals with mechanism, the rate and the energy transfer that occurs when the matter undergoes a change
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pollutant
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a material found in air, water, or soil that is harmful to humans and other organisms
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pure chemistry
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the sursuit of chemical knowledge for its own sake
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responding variable
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the variable that is observed during an experiment, also called dependent variable
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scientific law
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a concise statement that summarizes the results of many observations and experiments
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scientific method
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a logical systematic approach to the solution of a scientific problem; steps in the scientific method include making observations testing hypotheses and developing theories
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technology
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the means by which a society provides its members with those things needed and desired
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theory
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a well-tested explanation for a broad set of observations
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