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-jackson- all sections

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
acid   any substance that forms hydrogen ion in water  
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atom   the smallest particle of an element that has the characteristics of the element  
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base   any substance that forms hydroxide ions in water  
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compound   substance composed of atoms of two or more different elements that are chemically combined  
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covalent bond   the force that holds 2 atoms together  
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element   substance that can't be broken down into simpler chemical substances  
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ion   charged particle  
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ionic bond   attractive force between two ions of opposite charge  
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isotope   atoms of the same element that have different numbers of neutrons  
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metabolism   all of the chemical reactions that occur within an organism  
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mixture   combination of substances in which that individual components retain their own properties  
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molecule   group of atoms held by covalent bonds and having no overall charge  
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nucleus   center of an atom  
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PH   measure of how acidic or basic a solution is  
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solution   mixture in which one or more substances are distributed evenly in another substances  
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diffusion   net movement of particle from an area of higher concentration eventually resulting in distribution  
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dynamic equilibrium   continues movement but no overall concentration change  
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hydrogen bond   a weak bond caused by the attraction of opposite charges  
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polar molecule   molecule with an unequal distribution of charge  
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amino acid   basic building blocks of proteins  
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carbohydrate   organic compound composed of carbon, hydrogen, and oxygen with a ration of about two hydrogen atoms and one oxygen atom  
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enzyme   protein that changes the rate of a chemical reaction  
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isomer   compounds that have the same simple formula but different three dimensional structures  
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lipid   organic compounds that have a large proportion of CH bonds and less oxygen than carbohydrates  
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nucleic acid   a complex macro molecule that stores cellular information in the form of a code  
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peptide bond   covalent bond formed between the amino acids  
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polymer   large molecule formed with smaller molecules  
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protein   large complex polymer composed of carbon, hydrogen, oxygen, nitrogen, and usually sulfur  
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Created by: la2012
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