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												Chapter 6 - Standard Esthetics 	   
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												8th Chemistry Vocab 	   
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												Organic Chemistry 	   
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												BIO205 - Ch 2 - Chemical Principles - RioSalado - AZ 	   
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												Description and diagram of the various types of matter.  Provides sample questions and answers that help students differentiate among heterogenous and homogeneous mixtures, elements and compounds. 	   
                                                Classifying Matter                                               
											 								
										 
									 
								 
								 
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												Basic explanation and diagrams of atomic structure and how it relates to light energy.   	   
                                                Goddard Space Flight Center                                               
											 								
										 
									 
								 
								 
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