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The ratio of the actual yield to theoretical yield expressed as a percent. |
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The amount of product produced or collected. |
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The amount of product calculated from a 100% complete reaction of the limiting reagent. |
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A substance that has leftovers when the chemical reaction is complete. The amount of product formed is not limited by excess reagents. |
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A part of the universe being studied. |
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A system where energy can enter and leave but matter cannot. |
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A system where energy and matter can enter and leave. |
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A system where neither energy nor matter can enter or leave. |
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The (mass) percentage of a specific substance in a sample. |
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The substance that is totally consumed when the chemical reaction is complete. The amount of product formed is limited by this reagent, since the reaction cannot continue without it. |
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Chemistry with a focus on efficiency to reduce waste and being environmentally friendly which means to consider and reduce any long-term effects on the environment. |
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Occurs when oxygen reacts with a substance to form an oxide and release heat. |
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Total amount of heat energy contained in a system.
Change in enthalpy = ΔH |
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The chemical arrangement with the highest potential energy for a reaction. |
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Chemical reaction that releases heat
ΔH<0(negative) for exothermic reactions |
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Bond dissociation energy (BDE) |
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The amount of energy required to break a bond(also known as bond strength) |
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Chemical reaction that absorbs heat.
ΔH>0(positive) for endothermic reactions. |
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Raw, unpurified products collected from a reaction. |
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The stored energy of an object due to its position or state. |
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The minimum amount of energy that the reacting species must have to undergo a specific reaction. |
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A substance that speeds up a chemical reaction without itself being consumed. |
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