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| part of the universe under consideration. |
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| energy transferred due to difference in temperature. |
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| a change that takes place with the absorption of heat |
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| a change that produces heat |
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| the enrgy required to form activated complex |
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| device for measuring the transfer of heat during a chemical orphysical change |
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| the amount of energy required to raise the temperature of one gram of a substance by one celcius degree. |
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| a change in which the same substance is present. |
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| a rearrangement of atoms and or molecules to produce one or more new substances with new properties. |
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| solid, produced by a reaction, that seperates froma solution. |
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| property that can be observed without a change of substance. |
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| a property characteristic of a substance when it is involved in a chemical change. |
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| a property dependent on a the amount of matter present |
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| a property dependent on the amount of matter present. |
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| a specific kind of matter |
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| a material consisting of two or more substances |
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| a physically distinct section of matter with uniform properties sett off from the surrounding matter by physical bounderies. |
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| a combination of two or more substances that are not uniformly dispersed. |
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| the area of contact between two phases |
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| homogeneous mixture compound of solute and solvent |
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| substance present in the lesser amount of a solution |
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| substance present in the greater amoung in a solution |
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| material with a constant composition |
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| substance whose atoms all have the same number of protons in the nucleus |
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| substance composed of atoms of two or more elements linked by chemical bonds |
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| compound that contains the element carbon; a few carbon compounds are considered inorganic. |
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| a molecular compound that does not contain carbon |
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