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a process that releases energy
In a chemical reaction: products have less energy than the reactants |
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a process that absorbs energy
In a chemical reaction: products have more energy than the reactants |
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| Describes how reactant molecules must collide, with sufficient energy in order for products to form |
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Definition
| How quickly reactants form products |
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Definition
The amount of molecules in a given space
Higher concentration means more molecules |
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| Minimum amount of energy that must be provided in order for a reaction to occur |
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Definition
| Transfer of heat that occurs when objects/substance come in physical contact with each other |
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| Heat transfer within a fluid (liquid or gas) caused by the circulation of heated portions of the fluid |
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Definition
Heat transfer through infrared radiation
Thermal energy moving as waves |
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Definition
| Substance that speeds up a reaction but is not used up during the reaction |
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Definition
Measure of the amount of molecular motion in a substance
Higher temperature = more molecular motion |
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