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| Asorb heat from surroundings |
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| Releases heat from surroundings |
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| Heat given off/absorbed in chemical reactions at constant pressure |
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| Tool used to measure heat given off or absorbed by a chemical reaction |
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| state of function that is a measure of the effect of bth heat & work |
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| 1st law of thermodynamics |
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Definition
| Energy is conserved. It is neither created nor destroyed. |
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| If know the initial and final, and process is unimportant |
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| Properties that don't depend on the size of the sample. ex. Temp. & Density |
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| Properties that depend on sizo of the sample ex. mass, volume |
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| Heat required to raise temperature of mole of substance by one degree |
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| Heat needed to raise the tempurature of 1 gram of substance by 1 degree Celcius |
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| Heat, when enters system, produces an increase in average motion(average kinetic energy) with which parts of the system move. |
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| ortion system interested in ex. water in beaker |
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| Everything else that is not system ex. air in beaker |
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| Separates surroundimgs and system |
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| Measures energy/energy in transit |
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