CRChem2Chapter16VocabularyNew
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| the study of the transfers of energy as heat that accompuany chemical reactions and physical changes | thermochemistry
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| instrument used to measure the energy absorbed or released as heat in a chemical or physical change | calorimeter
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| measure of the average kinetic energy of the particles in a sample of matter | temperature
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| the SI unit of heat as well as other forms of energy | Joule
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| the energy transferred between samples of matter because of a difference in their temperatures | heat
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| the amount of energy required to raise the temperature of one gram of a substance by one degree Celsius or one Kelvin | specific heat
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| the quantity of energy released or absorbed as heat during a chemical reaction | heat of reaction
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| an equation that includes the quantity of energy released or absorbed as heat during a a reaction | thermochemical equation
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| the amount of energy absorbed or lost by a system as heat during a process at constant pressure | enthalpy change
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| the energy released or absorbed as heat when one mole of a compound is formed by combination of its elements | molar heat of formation
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| the energy released as heat by the complete combustion of one mole of a substance | molar heat of combustion
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| the overall enthalpy change in a reaction is equal to the sum of the enthalpy changes for the individual steps in the process | Hess's Law
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| a measure of the degree of randomness of the particles, such as molecules, in a system | entropy
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| the combined enthalpy-entropy function | free energy
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