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| inorganic compound | compound of all elements other than the organic compounds of carbon (NaCl) | |
| chemistry | The study of matter and the changes it can undergo | |
| basic science | pursuit of scientific knowledge without the goal of a practical application | |
| applied science | science with a well defined short-term goal of solving a specific problem | |
| technology | application of scientific knowledge in the context of industrial production, our economic system, and our societal goals | |
| energy | the capacity for doing work or causing change | |
| molecular formulas | chemical formualas that represnt molecules with atom symboles and subscripts (h20) | |
| structural formula | chemical formulas that show the connections between atoms in molecules as straight lines ( o=c=o) | |
| chemical formula | written combination of element symboles that represent the atoms combined in a chemical compound | |
| diatomic molecules | molecules combined of two atoms | |
| potential energy | energy in storage by virtue of postion or arrangment | |
| kinetic energy | the energy of objects in motion | |
| organic compound | compounds of carbon with hydrogen and derivatives of these compounds | |
| macroscopic | large enough to be felt seen and handled | |
| microscopic | visible only with the aid of a microscope | |
| nanoscopic | in the range of nanometer. atoms + molecules are in the nanoscopic size range | |
| chemical compounds | pure substances composed of stoms of defferent elements comined indeffinite, fixed ratios | |
| molecule | the smallest chemical unit of a compound that retains the composition and properties of the compound can exist independtly | |
| products | substances formed as a result of chemical reaction | |
| reactants | substances that undergo chemical change in a chemical reaction | |
| chemical reaction | process in which one or more pure substances are converted to one or more different pure substances | |
| mass | the measure of the amount of matter in an object | |
| physical properties | prperties that can be observed w/out changing the identity of a substance | |
| chemical properties | properties that result in chemical reactions and changes the identity of one or more reactancts | |
| solutions | homogeneous mxtures which may be in the solid liguid or gaseous state. | |
| homogeneous mixtures | uniform in compisition | |
| heterogeneous mixtures | nonuniform in compistion ( choco chip-cookie) | |
| density | mass per unit volume |
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