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Latent heat

Index Latent heat

Latent heat is thermal energy released or absorbed, by a body or a thermodynamic system, during a constant-temperature process — usually a first-order phase transition. [1]

52 relations: Ammonia, Atmosphere of Earth, Boiling, Bowen ratio, British thermal unit, Calorimetry, Carbon dioxide, Chemist, Condensation, Critical point (thermodynamics), Deposition (phase transition), Eddy covariance, Endothermic process, Enthalpy, Enthalpy of fusion, Enthalpy of vaporization, Ethanol, Evaporation, Flux, Freezing, Great Britain, Heat capacity, Helium, Hydrogen, Intensive and extensive properties, James Burke (science historian), James Prescott Joule, Joseph Black, Joule, Kilogram, Lead, Melting, Meteorology, Nitrogen, Oxygen, Phase transition, Potential energy, Pound (mass), Scotch whisky, Sensible heat, Sublimation (phase transition), Thermal energy, Thermodynamic system, Toluene, Transpiration, Troposphere, Turpentine, Vaporization, Water, Water vapor, ..., 1,1,1,2-Tetrafluoroethane, 1,1-Difluoroethane. Expand index (2 more) »

Ammonia

Ammonia is a compound of nitrogen and hydrogen with the formula NH3.

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Atmosphere of Earth

The atmosphere of Earth is the layer of gases, commonly known as air, that surrounds the planet Earth and is retained by Earth's gravity.

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Boiling

Boiling is the rapid vaporization of a liquid, which occurs when a liquid is heated to its boiling point, the temperature at which the vapour pressure of the liquid is equal to the pressure exerted on the liquid by the surrounding atmosphere.

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Bowen ratio

In meteorology and hydrology, the Bowen ratio is used to describe the type of heat transfer in a water body.

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British thermal unit

The British thermal unit (Btu or BTU) is a traditional unit of heat; it is defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit.

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Calorimetry

Calorimetry is the science or act of measuring changes in state variables of a body for the purpose of deriving the heat transfer associated with changes of its state due, for example, to chemical reactions, physical changes, or phase transitions under specified constraints.

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Carbon dioxide

Carbon dioxide (chemical formula) is a colorless gas with a density about 60% higher than that of dry air.

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Chemist

A chemist (from Greek chēm (ía) alchemy; replacing chymist from Medieval Latin alchimista) is a scientist trained in the study of chemistry.

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Condensation

Condensation is the change of the physical state of matter from gas phase into liquid phase, and is the reverse of vapourisation.

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Critical point (thermodynamics)

In thermodynamics, a critical point (or critical state) is the end point of a phase equilibrium curve.

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Deposition (phase transition)

Deposition is a thermodynamic process, a phase transition in which gas transforms into solid without passing through the liquid phase.

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Eddy covariance

The eddy covariance (also known as eddy correlation and eddy flux) technique is a key atmospheric measurement technique to measure and calculate vertical turbulent fluxes within atmospheric boundary layers.

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Endothermic process

The term endothermic process describes the process or reaction in which the system absorbs energy from its surroundings, usually in the form of heat.

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Enthalpy

Enthalpy is a property of a thermodynamic system.

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Enthalpy of fusion

The enthalpy of fusion of a substance, also known as (latent) heat of fusion, is the change in its enthalpy resulting from providing energy, typically heat, to a specific quantity of the substance to change its state from a solid to a liquid, at constant pressure.

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Enthalpy of vaporization

The enthalpy of vaporization, (symbol ∆Hvap) also known as the (latent) heat of vaporization or heat of evaporation, is the amount of energy (enthalpy) that must be added to a liquid substance, to transform a quantity of that substance into a gas.

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Ethanol

Ethanol, also called alcohol, ethyl alcohol, grain alcohol, and drinking alcohol, is a chemical compound, a simple alcohol with the chemical formula.

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Evaporation

Evaporation is a type of vaporization that occurs on the surface of a liquid as it changes into the gaseous phase before reaching its boiling point.

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Flux

Flux describes the quantity which passes through a surface or substance.

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Freezing

Freezing, or solidification, is a phase transition in which a liquid turns into a solid when its temperature is lowered below its freezing point.

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Great Britain

Great Britain, also known as Britain, is a large island in the north Atlantic Ocean off the northwest coast of continental Europe.

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Heat capacity

Heat capacity or thermal capacity is a measurable physical quantity equal to the ratio of the heat added to (or removed from) an object to the resulting temperature change.

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Helium

Helium (from lit) is a chemical element with symbol He and atomic number 2.

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Hydrogen

Hydrogen is a chemical element with symbol H and atomic number 1.

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Intensive and extensive properties

Physical properties of materials and systems can often be categorized as being either intensive or extensive quantities, according to how the property changes when the size (or extent) of the system changes.

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James Burke (science historian)

James Burke (born 22 December 1936) is a British broadcaster, science historian, author, and television producer, who is known, among other things, for his documentary television series Connections (1978), and for its more philosophically oriented companion series, The Day the Universe Changed (1985), which is about the history of science and technology.

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James Prescott Joule

James Prescott Joule (24 December 1818 11 October 1889) was an English physicist, mathematician and brewer, born in Salford, Lancashire.

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Joseph Black

Joseph Black FRSE FRCPE FPSG (16 April 1728 – 6 December 1799) was a Scottish physician and chemist, known for his discoveries of magnesium, latent heat, specific heat, and carbon dioxide.

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Joule

The joule (symbol: J) is a derived unit of energy in the International System of Units.

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Kilogram

The kilogram or kilogramme (symbol: kg) is the base unit of mass in the International System of Units (SI), and is defined as being equal to the mass of the International Prototype of the Kilogram (IPK, also known as "Le Grand K" or "Big K"), a cylinder of platinum-iridium alloy stored by the International Bureau of Weights and Measures at Saint-Cloud, France.

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Lead

Lead is a chemical element with symbol Pb (from the Latin plumbum) and atomic number 82.

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Melting

Melting, or fusion, is a physical process that results in the phase transition of a substance from a solid to a liquid.

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Meteorology

Meteorology is a branch of the atmospheric sciences which includes atmospheric chemistry and atmospheric physics, with a major focus on weather forecasting.

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Nitrogen

Nitrogen is a chemical element with symbol N and atomic number 7.

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Oxygen

Oxygen is a chemical element with symbol O and atomic number 8.

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Phase transition

The term phase transition (or phase change) is most commonly used to describe transitions between solid, liquid and gaseous states of matter, and, in rare cases, plasma.

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Potential energy

In physics, potential energy is the energy possessed by an object because of its position relative to other objects, stresses within itself, its electric charge, or other factors.

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Pound (mass)

The pound or pound-mass is a unit of mass used in the imperial, United States customary and other systems of measurement.

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Scotch whisky

Scotch whisky (often simply called Scotch) is malt whisky or grain whisky made in Scotland.

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Sensible heat

Sensible heat is heat exchanged by a body or thermodynamic system in which the exchange of heat changes the temperature of the body or system, and some macroscopic variables of the body or system, but leaves unchanged certain other macroscopic variables of the body or system, such as volume or pressure.

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Sublimation (phase transition)

Sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

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Thermal energy

Thermal energy is a term used loosely as a synonym for more rigorously-defined thermodynamic quantities such as the internal energy of a system; heat or sensible heat, which are defined as types of transfer of energy (as is work); or for the characteristic energy of a degree of freedom in a thermal system kT, where T is temperature and k is the Boltzmann constant.

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Thermodynamic system

A thermodynamic system is the material and radiative content of a macroscopic volume in space, that can be adequately described by thermodynamic state variables such as temperature, entropy, internal energy, and pressure.

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Toluene

Toluene, also known as toluol, is an aromatic hydrocarbon.

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Transpiration

Transpiration is the process of water movement through a plant and its evaporation from aerial parts, such as leaves, stems and flowers.

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Troposphere

The troposphere is the lowest layer of Earth's atmosphere, and is also where nearly all weather conditions take place.

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Turpentine

Chemical structure of pinene, a major component of turpentine Turpentine (also called spirit of turpentine, oil of turpentine, wood turpentine and colloquially turps) is a fluid obtained by the distillation of resin obtained from live trees, mainly pines.

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Vaporization

Vaporization (or vapourisation) of an element or compound is a phase transition from the liquid phase to vapor.

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Water

Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.

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Water vapor

No description.

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1,1,1,2-Tetrafluoroethane

1,1,1,2-Tetrafluoroethane (also known as norflurane (INN), R-134a, Freon 134a, Forane 134a, Genetron 134a, Florasol 134a, Suva 134a, or HFC-134a) is a haloalkane refrigerant with thermodynamic properties similar to R-12 (dichlorodifluoromethane) but with insignificant ozone depletion potential and a somewhat lower global warming potential (1,430, compared to R-12's GWP of 10,900).

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1,1-Difluoroethane

1,1-Difluoroethane, or DFE, is an organofluorine compound with the chemical formula C2H4F2.

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Enthalpy of transformation, Latent Heat, Latent energy, Latent heat flux, Latent load, Specific Latent Heat of Fusion, Specific latent heat, Specific latent heat of fusion.

References

[1] https://en.wikipedia.org/wiki/Latent_heat

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