DE_Chem_1.2_Thermochemistry
Presentation
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Science
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9th - 12th Grade
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Medium
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NickBeth Meyer
Used 34+ times
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16 Slides • 11 Questions
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Thermochemistry
the study of the heat energy which is associated with chemical reactions and/or phase changes
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Multiple Select
Which exemplifies an exothermic reaction?
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Absorb energy
Endothermic Rxn's
Release energy
Exothermic Rxn's
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Fill in the Blanks
The Law of
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Multiple Choice
The Law of Conservation of Energy is also known as the First Law of Thermodynamics
True
False
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Systems are the things being studied
Everything outside the system is the surrounding
Systems vs.
Surroundings
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Fill in the Blanks
In an
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Fill in the Blanks
In a
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Fill in the Blanks
In an
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Measure (abbreviated "S") of the amount of energy in a physical system that is not available to do work.
Entropy
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Multiple Choice
This demonstrates ....
high entropy
low entropy
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Match
Match the following
currents in air, water, or other fluids carry thermal energy from one place to another
energy travels in the form of visible or invisible light (wavelengths on the electromagnet spectrum)
heat transfer occurs between a higher-temperature object and a lower-temperature object that are in contact.
convection
radiation
conduction
convection
radiation
conduction
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Calorimetry
the technique of measuring the energy gained or lost during a chemical reaction or physical change
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q=cmΔT
the technique of measuring the energy gained or lost during a chemical reaction or physical change
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Draw
The equation that relates the heat that a substance absorbs or releases to its specific heat, mass, and temperature change
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Phase Change Diagrams
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a combination of temperature and pressure beyond which a liquid cannot boil
Below the critical point, it is possible to condense a gas into a liquid by increasing the pressure. Above the critical point, it is impossible to condense the gas by increasing the pressure.
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Fill in the Blanks
The point where a substance can exist in all three forms is referred to as the
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Fill in the Blanks
a combination of temperature and pressure beyond which a liquid cannot boil is known as the
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