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Study sets matching "thermodynamics"

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Study sets matching "thermodynamics"

14 terms
Thermodynamics
Thermodynamics
Kinetic-molecular Theory
Thermal Energy
Temperature
The study of heat.
In a hot body the particles move faster and thus have greater…
The overall energy of motion of the particles that make up an…
The hotness of an object. It represents the average kinetic e…
Thermodynamics
The study of heat.
Kinetic-molecular Theory
In a hot body the particles move faster and thus have greater…
17 terms
Thermodynamics
Thermodynamics
Kinetic-molecular Theory
Thermal Energy
Temperature
The study of heat.
In a hot body the particles move faster and thus have greater…
The overall energy of motion of the particles that make up an…
The hotness of an object. It represents the average kinetic e…
Thermodynamics
The study of heat.
Kinetic-molecular Theory
In a hot body the particles move faster and thus have greater…
10 terms
Thermodynamics
Entropy
Gibb's free energy
Endothermic reaction
Exothermic reaction
The entropy of a system is therefore a measure of the degree…
∆G determines whether a chemical or physical process will occ…
An endothermic reaction is one that absorbs heat from the sur…
An exothermic reaction is one that releases heat to the surro…
Entropy
The entropy of a system is therefore a measure of the degree…
Gibb's free energy
∆G determines whether a chemical or physical process will occ…
14 terms
Thermodynamics
Standard enthalpy change of reaction (…
Entropy
Gibb's free energy
Hess's law
Standard enthalpy change is the heat transferred during a rea…
The entropy of a system is therefore a measure of the degree…
∆G determines whether a chemical or physical process will occ…
The enthalpy change for any chemical reaction is independent…
Standard enthalpy change of reaction (…
Standard enthalpy change is the heat transferred during a rea…
Entropy
The entropy of a system is therefore a measure of the degree…
15 terms
Thermodynamics
vaporization
sublimation
phase diagram
critical temperature
the escape of molecules of a liquid from the surface to form…
a process in which a substance goes directly from a solid to…
represents phases as a function of temperature and pressure.
temperatures above which the gas cannot be turned into a liqu…
vaporization
the escape of molecules of a liquid from the surface to form…
sublimation
a process in which a substance goes directly from a solid to…
12 terms
Thermodynamics
Conduction
Thermal Equilibrium
Heat
Convection
Form of heat transfer where heat energy is directly transferr…
The state in which the rate of energy flow between two object…
Energy that is transformed as a consequence of temperature di…
The circulation of particles within a material caused by diff…
Conduction
Form of heat transfer where heat energy is directly transferr…
Thermal Equilibrium
The state in which the rate of energy flow between two object…
14 terms
Thermodynamics
Thermodynamics
Kinetic-molecular Theory
Thermal Energy
Temperature
The study of heat.
In a hot body the particles move faster and thus have greater…
The overall energy of motion of the particles that make up an…
The hotness of an object. It represents the average kinetic e…
Thermodynamics
The study of heat.
Kinetic-molecular Theory
In a hot body the particles move faster and thus have greater…
28 terms
Thermodynamics
Temperature
Heat (q)
Work (w)
Two ways of transferring energy
Property that reflects the random motions of the particles
Transfer of energy between two objects due to a temperature d…
A force acting over distance. In terms of energy, how energy…
Work and heat
Temperature
Property that reflects the random motions of the particles
Heat (q)
Transfer of energy between two objects due to a temperature d…
22 terms
Thermodynamics
metabolism
catabolic pathway
anabolic pathways
entropy (S)
constant inflow and output of energy that are responsible for…
degrades food molecules and extracts useful biomolecules
rebuilds biomolecules extracted from the catabolic pathways
temperature-dependent measure of disorder within a system ... S>…
metabolism
constant inflow and output of energy that are responsible for…
catabolic pathway
degrades food molecules and extracts useful biomolecules
11 terms
Thermodynamics
Joule
Kinetic energy
Temperature
Heat
the unit of measure for energy
energy in motion
a measure of the average kinetic energy of a substance
the form of energy that causes molecular movement; total amou…
Joule
the unit of measure for energy
Kinetic energy
energy in motion
14 terms
Thermodynamics
Thermodynamics
Kinetic-molecular Theory
Thermal Energy
Temperature
The study of heat.
In a hot body the particles move faster and thus have greater…
The overall energy of motion of the particles that make up an…
The hotness of an object. It represents the average kinetic e…
Thermodynamics
The study of heat.
Kinetic-molecular Theory
In a hot body the particles move faster and thus have greater…
26 terms
Thermodynamics
Thermal equilibrium
Zeroth Law of Thermodynamics
First Law of Thermodynamics
∆U =
The condition whereby two objects are at the same temperature…
If objects A and B are each in thermal equilibrium with objec…
Energy cannot be created or destroyed.
Q + W
Thermal equilibrium
The condition whereby two objects are at the same temperature…
Zeroth Law of Thermodynamics
If objects A and B are each in thermal equilibrium with objec…
28 terms
Thermodynamics
Temperature
Heat (q)
Work (w)
Two ways of transferring energy
Property that reflects the random motions of the particles
Transfer of energy between two objects due to a temperature d…
A force acting over distance. In terms of energy, how energy…
Work and heat
Temperature
Property that reflects the random motions of the particles
Heat (q)
Transfer of energy between two objects due to a temperature d…
95 terms
Thermodynamics
energy
one way flow of energy
calorie
joule
the ability to do work
What is represented in this figure?
energy required to raise 1 gram if water 1 degree Celsius, th…
energy required to raise 1 gram if water 1 degree Celsius, th…
energy
the ability to do work
one way flow of energy
What is represented in this figure?
9 terms
Thermodynamics
Thermodynamics
Absolute zero
Internal energy
First Law of Thermodynamics
The study of heat and its transformation to different forms o…
The lowest possible temperature that a substance may have, th…
The total energy (kinetic plus potential) of the submicroscop…
A restatement of the law of energy conservation, applied to s…
Thermodynamics
The study of heat and its transformation to different forms o…
Absolute zero
The lowest possible temperature that a substance may have, th…
51 terms
Thermodynamics
Open System
Closed System
Isolated System
Work
A system that can exchange both matter and energy with its su…
A system containing a fixed amount of matter; it can still ex…
An isolated system exchanges no heat and no matter with its s…
The process of achieving motion against an opposing force.... I…
Open System
A system that can exchange both matter and energy with its su…
Closed System
A system containing a fixed amount of matter; it can still ex…
36 terms
Thermodynamics
Enthalpy
Exothermic
Endothermic
Hess Law
1.Heat content of a specific amount of a substance
1. A process that releases energy... 2.Reactants have a higher p…
1.A process that absorbs energy... 2.Reactants have lower potent…
1. The enthalpy of a given chemical reaction is constant, reg…
Enthalpy
1.Heat content of a specific amount of a substance
Exothermic
1. A process that releases energy... 2.Reactants have a higher p…
29 terms
Thermodynamics
Thermodynamics... 'therme' & 'dynamis'
Potential energy ... definition
Potential energy ... molecular level
Kinetic energy... definition
Heat & Power
energy based on position or configuration
chemical energy is stored in the position of electrons
energy of motion
Thermodynamics... 'therme' & 'dynamis'
Heat & Power
Potential energy ... definition
energy based on position or configuration
10 terms
Thermodynamics
First law of Thermodynamics
Temperature
Heat
Conduction
Energy cannot be created or destroyed only changed in form
Average kinetic energy for a given substance
Transfer of energy from one object to another
Transfer of energy via direct contact
First law of Thermodynamics
Energy cannot be created or destroyed only changed in form
Temperature
Average kinetic energy for a given substance
17 terms
Thermodynamics
Thermodynamics
Kinetic-molecular Theory
Thermal Energy
Temperature
The study of heat.
In a hot body the particles move faster and thus have greater…
The overall energy of motion of the particles that make up an…
The hotness of an object. It represents the average kinetic e…
Thermodynamics
The study of heat.
Kinetic-molecular Theory
In a hot body the particles move faster and thus have greater…
12 terms
Thermodynamics
Thermodynamics
Heat
Three types of Thermodynamic Systems
Entropy
the branch of science (physics) that studies the conversion o…
A transfer of thermal energy which occurs from a warmer objec…
Open, Closed, Isolated
A measure of molecular disorder within a macroscopic system
Thermodynamics
the branch of science (physics) that studies the conversion o…
Heat
A transfer of thermal energy which occurs from a warmer objec…
14 terms
thermodynamics
conduct
conductor
convection
energy
to allow heat or electricity to pass through easily (related…
a material that transmits energy (related word: conduct)
the transfer of heat through a fluid
the ability to do work or cause change; the ability to move a…
conduct
to allow heat or electricity to pass through easily (related…
conductor
a material that transmits energy (related word: conduct)
49 terms
Thermodynamics
What is the zeroth law of thermodynami…
Describe objects in thermal equilibrium.
What does the zeroth law state?
What is temperature?
Objects are in thermal equilibrium when they are at the same…
They experience no net exchange of heat energy
Transitive property in thermal systems: If a = b and b = c, t…
- qualitative measure of how hot or cold an object is... - quant…
What is the zeroth law of thermodynami…
Objects are in thermal equilibrium when they are at the same…
Describe objects in thermal equilibrium.
They experience no net exchange of heat energy
14 terms
Thermodynamics
Thermodynamics
Kinetic-molecular Theory
Thermal Energy
Temperature
The study of heat.
In a hot body the particles move faster and thus have greater…
The overall energy of motion of the particles that make up an…
The hotness of an object. It represents the average kinetic e…
Thermodynamics
The study of heat.
Kinetic-molecular Theory
In a hot body the particles move faster and thus have greater…
17 terms
Thermodynamics
Thermodynamics
Kinetic-molecular Theory
Thermal Energy
Temperature
The study of heat.
In a hot body the particles move faster and thus have greater…
The overall energy of motion of the particles that make up an…
The hotness of an object. It represents the average kinetic e…
Thermodynamics
The study of heat.
Kinetic-molecular Theory
In a hot body the particles move faster and thus have greater…
Thermodynamics
Entropy
Gibb's free energy
Endothermic reaction
Exothermic reaction
The entropy of a system is therefore a measure of the degree…
∆G determines whether a chemical or physical process will occ…
An endothermic reaction is one that absorbs heat from the sur…
An exothermic reaction is one that releases heat to the surro…
Entropy
The entropy of a system is therefore a measure of the degree…
Gibb's free energy
∆G determines whether a chemical or physical process will occ…
43 terms
Thermodynamics
What are the three laws of thermodynam…
What are the 3 ways can you say the 2n…
Explain the 3rd law of thermodynamics
Explain the variables of the 1st Law o…
1) Conservation of energy (Energy can't be created or destroy…
For a spontaneous process:... 1) the entropy of the universe inc…
When you cool a crystal down, the elements vibrate less and l…
ΔE=q+w... ΔE= change in internal energy... q= heat (in or out of s…
What are the three laws of thermodynam…
1) Conservation of energy (Energy can't be created or destroy…
What are the 3 ways can you say the 2n…
For a spontaneous process:... 1) the entropy of the universe inc…
22 terms
Thermodynamics
What is thermodynamics?
What are the systems in thermodynamics?
What is the Zeroth law of thermodynami…
What is the 1st law of thermodynamics?
Study of heat and energy. ... Basic idea: energy can be exchange…
1. Open system - exchange heat, work (energy) & matter... i.e.…
Two objects in thermodynamic equilibrium with a third object…
Conservation of energy: neither mass nor energy can be destro…
What is thermodynamics?
Study of heat and energy. ... Basic idea: energy can be exchange…
What are the systems in thermodynamics?
1. Open system - exchange heat, work (energy) & matter... i.e.…
98 terms
Thermodynamics
Graph of Pressure against Volume? Cond…
Graph of Pressure against 1/Volume? Co…
What does pV equal for a fixed tempera…
Graph of temperature against Volume? C…
Fixed temperature and amount of gas.
Fixed temperature and amount of gas.
A constant.... pα1/v
Constant pressure.
Graph of Pressure against Volume? Cond…
Fixed temperature and amount of gas.
Graph of Pressure against 1/Volume? Co…
Fixed temperature and amount of gas.
10 terms
thermodynamics
temperature
the ability to do work
states that the energy transferred to…
Q = A + ∆U
the amount of heat in a substance
What is energy?
The first law of thermodynamics
Formula for 1th law of Thermodynamics
temperature
the amount of heat in a substance
the ability to do work
What is energy?
20 terms
Thermodynamics
Agitation
Concentration
Surface area
Catalyst
shake and move particles so that they collide more often and…
the amount of substance, by increasing this there are more at…
the surface area of reaction molecules/ compounds/ atoms when…
something (for example, an enzyme) which speeds up a chemical…
Agitation
shake and move particles so that they collide more often and…
Concentration
the amount of substance, by increasing this there are more at…
126 terms
thermodynamics
Living organisms exist in a ________ _…
The dynamic steady state that living o…
Living organisms never being at equili…
In a dynamic steady state, the molecul…
Living organisms exist in a DYNAMIC STEADY state, which means…
The dynamic steady state that living organisms exist in means…
Living organisms never being at equilibrium with their surrou…
In a dynamic steady state, the molecules within a living orga…
Living organisms exist in a ________ _…
Living organisms exist in a DYNAMIC STEADY state, which means…
The dynamic steady state that living o…
The dynamic steady state that living organisms exist in means…
25 terms
Thermodynamics
Entropy
Internal Energy
Fusion
Saturation Pressure
A thermodynamic property that was first introduced by Clausiu…
The measure of the unavailable energy in an irreversible proc…
The change of a pure substance from solid to liquid phase.
It refers to the pressure of the system in which change of ph…
Entropy
A thermodynamic property that was first introduced by Clausiu…
Internal Energy
The measure of the unavailable energy in an irreversible proc…
23 terms
thermodynamics
thermodynamics
kinetic
EK
potential
the study of energy and its transformations
energy in motion
1/2mr^2 where m = masss and r = speed/velocitthy
energy of position
thermodynamics
the study of energy and its transformations
kinetic
energy in motion
83 terms
Thermodynamics
energy is defined as...
work is defined as...
heat is defined as...
kinetic energy is defined as...
the capacity to do work or transfer heat
energy used to cause an objected with mass to move
energy used to cause the temperature of an object to increase
energy of motion
energy is defined as...
the capacity to do work or transfer heat
work is defined as...
energy used to cause an objected with mass to move
Thermodynamics
Thermodynamics
Open System
Closed System
Reversible Process
The study of the transformations of energy from one form into…
A system that can exchange both matter and energy with its su…
A system containing a fixed amount of matter; it can still ex…
A process that can be reversed by an infinitely small change…
Thermodynamics
The study of the transformations of energy from one form into…
Open System
A system that can exchange both matter and energy with its su…
23 terms
Thermodynamics
Law of Thermodynamics
Energy
Work
Heat
Energy is Conserved (Can be converted from one form to anothe…
The ability to do work or produce heat (ΔE = q + w)
Force acting over a distance (w)
Quantity of thermal energy (q)
Law of Thermodynamics
Energy is Conserved (Can be converted from one form to anothe…
Energy
The ability to do work or produce heat (ΔE = q + w)
9 terms
Thermodynamics
ecosystem
trophic level
photosynthesis
chemosynthesis
all the organisms that live in a place, together with their n…
each step in a food chain or food web
Conversion of light energy from the sun into chemical energy.
process in which chemical energy is used to produce carbohydr…
ecosystem
all the organisms that live in a place, together with their n…
trophic level
each step in a food chain or food web
8 terms
Thermodynamics
Energy
Heat
Temperature
Therm-
The capacity to do work.
The transfer of energy between two objects due to temperature…
A quantitative measure of the heat of a sample.
Heat.
Energy
The capacity to do work.
Heat
The transfer of energy between two objects due to temperature…
21 terms
Thermodynamics
Thermodynamics
Kinetic energy
Kinetic equation
Potential energy
Study of energy and its transformations
Energy in motion
EK= 1/2mr^2
Energy of position
Thermodynamics
Study of energy and its transformations
Kinetic energy
Energy in motion
95 terms
Thermodynamics
energy
one way flow of energy
calorie
joule
the ability to do work
What is represented in this figure?
energy required to raise 1 gram if water 1 degree Celsius, th…
energy required to raise 1 gram if water 1 degree Celsius, th…
energy
the ability to do work
one way flow of energy
What is represented in this figure?
13 terms
Thermodynamics
Rhoptry and Microneme
Glycerophospholipid
Molecular Composition of E. coli
Major Biopolymers
Specialized organelles found in the blood stage malaria paras…
Three carbon glycerol backbone + two fatty acid tails +phosph…
2.6 million proteins inside cell... 1 million external proteins
Proteins - Constructed of amino acids... Nucleic Acids - Constru…
Rhoptry and Microneme
Specialized organelles found in the blood stage malaria paras…
Glycerophospholipid
Three carbon glycerol backbone + two fatty acid tails +phosph…
36 terms
Thermodynamics
Enthalpy
Exothermic
Endothermic
Hess Law
1.Heat content of a specific amount of a substance
1. A process that releases energy... 2.Reactants have a higher p…
1.A process that absorbs energy... 2.Reactants have lower potent…
1. The enthalpy of a given chemical reaction is constant, reg…
Enthalpy
1.Heat content of a specific amount of a substance
Exothermic
1. A process that releases energy... 2.Reactants have a higher p…
12 terms
Thermodynamics
Conservation of energy
Thermodynamics 1st law
Thermodynamics 2nd law
Calorimetry
states that the total energy of an isolated system remains co…
the internal energy of a system has to be equal to the work t…
that the state of entropy of the entire universe, as an isola…
he process of measuring the amount of heat released or absorb…
Conservation of energy
states that the total energy of an isolated system remains co…
Thermodynamics 1st law
the internal energy of a system has to be equal to the work t…
20 terms
Thermodynamics
1st Law of Thermodynamics
2nd Law of Thermodynamics
3rd Law of Thermodynamics
3 ways heat can transfer
energy can't be created or destroyed, only changed
heat always goes from an area of a higher temperature to an a…
absolute zero
Radiation, Convection, Conduction
1st Law of Thermodynamics
energy can't be created or destroyed, only changed
2nd Law of Thermodynamics
heat always goes from an area of a higher temperature to an a…
34 terms
Thermodynamics
0rth law of thermo
temperature
heat
Fahrenheit
if A is in thermo equilibrium with B and... B is in thermo equil…
temperature - average KE of the particles that make up the su…
transfer of thermal energy from a hotter object with higher t…
F=9/5C +32
0rth law of thermo
if A is in thermo equilibrium with B and... B is in thermo equil…
temperature
temperature - average KE of the particles that make up the su…
41 terms
Thermodynamics
Thermodynamics
Zeroth law of Thermodynamics
Temperature
Kelvin scale
The study of the flow of energy in the universe.
No net heat flows between objects in thermal equilibrium.... -Ob…
Related to the average motional (kinetic) energy of the parti…
Zero reference point absolute zero (temperature at which all…
Thermodynamics
The study of the flow of energy in the universe.
Zeroth law of Thermodynamics
No net heat flows between objects in thermal equilibrium.... -Ob…
16 terms
Thermodynamics
Thermodynamics 1st laws
Thermodynamics 2nd laws
calorimetry
conservation of energy
Energy is conserved; it can be neither created nor destroyed.
In an isolated system, natural processes are spontaneous when…
the measurement of the quantity of heat exchanged.
a principle stating that energy cannot be created or destroye…
Thermodynamics 1st laws
Energy is conserved; it can be neither created nor destroyed.
Thermodynamics 2nd laws
In an isolated system, natural processes are spontaneous when…
16 terms
Thermodynamics
thermodynamics 1st law
thermodynamics 2nd law
calorimetry
conservation of energy
energy cannot be created nor destroyed in a chemical or physi…
every spontaneous process has an increase in the entropy of t…
using the law of conservation of energy to assume the the ene…
the law of conservation of energy states that the total energ…
thermodynamics 1st law
energy cannot be created nor destroyed in a chemical or physi…
thermodynamics 2nd law
every spontaneous process has an increase in the entropy of t…
23 terms
Thermodynamics
Exothermic reactions are said to be
Endothermic reactions are said to be
Entropy ΔS
1st Law
Spontaneous (exergonic)
Non spontaneous (endergonic)
Is a measure of the amount of randomness or disorder in a sys…
Energy can neither be created or destroyed but only changed i…
Exothermic reactions are said to be
Spontaneous (exergonic)
Endothermic reactions are said to be
Non spontaneous (endergonic)
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