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19 Cards in this Set
- Front
- Back
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A bottle of perfume is capped. When the cap is taken off the bottle the perfume molecules...
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leave the bottle at rates dependent on their masses
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Another name for the Kelvin temperature scale is the...
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absolute scale
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The SI unit for energy is...
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Joule
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A watt is a...
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power unit
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Which physical state has the greatest entropy?
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gas
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The fact that a refrigerator requires energy to move heat from a colder space to a hotter space is a real life observation of the...
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first law of thermodynamics
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The fact that a refrigerator organizes temperature gradients is a real life observation of which law of thermodynamics?
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second law of thermodynamics
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The fact that a refrigerator is not capable of achieving OK is which law of thermodynamics?
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third law of thermodynamics
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Example of something that does not result in an increase of entropy.
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student cleaning his dorm room
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An endothermic system must cause a BLANK in energy for the system's surroundings.
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loss
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Who derived an equation describing the competition or balance between entropy and enthalpy?
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Gibbs
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The decomposition of hydrogen peroxide was accomplished rapidly in class because your professor...
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added KI to the mixture in the cylinder which catalyzed the reaction
used concentrated reagent grade H202 instead of the store bought stuff |
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The presence of H202 on an open wound prevents...
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anaerobic bacteria
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For most uses, energy is most conveniently delivered...
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electrically
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The rate of energy output or input is...
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power
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Water's heat capacity is...
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unusually large for a molecule of that size
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Compared to water, silvers heat capacity is...
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lower
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What unit is typically used for nutritional measurements?
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Calorie
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What is the most common type of semiconductor found in photovoltaic cells?
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silicon
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