問題一覧
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The branch of physical science that deals with the relations between heat and other forms of energy (such as mechanical electrical or chemical energy) and, by extension, of the relationships between all forms of energy.
Thermodynamics
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In general, it is the study of effect of work, heat and energy on a system.
Thermodynamics
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When changes in energy are studied from chemistry of point of view it is called _____
Chemical thermodynamics
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The study of changes in energy and chemical reaction are based on the basis of principles called _____.
Laws of thermodynamics
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Working substance is the term used by french physicist to define any generalized body such as body of water and metallic bar an aeriform fluid, etc., that may be configured to do work when put in alternating contact with hot and cold bodies able to apply or absorb heat.
Saddi Carnot
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It is the term used by french physicist Saddi Carnot in 1824 to define any generalized body such as body of water and metallic bar an aeriform fluid, etc., that may be configured to do work when put in alternating contact with hot and cold bodies able to apply or absorb heatm
Working substance
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It is a substance that exist characterized by the ion resistance to flow and the tendency to assume the shape of the container.
Fluid
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It is a region containing energy and/or matter that is separated from its surroundings by arbitrarily imposed walls or boundaries.
System
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It is a closed surface surrounding a system through which energy and mass may enter or leave the system.
Boundary
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Everything external to the system is called _____?
Surroundings
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It contains system some which may affect the particular system under study such as source of heat.
Surroundings
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One in which where is no exchange of matter with the surroundings. Mas does not cross its boundaries.
Close system
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One across it is whose boundaries there are flow of mass. Each may have energy crossing its boundary.
Open system
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One that is completely and impervious to its surroundings neither mass nor energy cross its boundaries.
Isolated system
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The condition of a system at any instant of tiny is called _____.
State
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It depend on the size or extent of the system such as volume mass energy and entropy.
Extensive properties
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It independent of the size or extent of the system such as pressure and temperature.
Intensive properties
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It is the absolute quantity of matter.
Mass
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It is one of the most important property of a substance because it is unaffected by the change in volume, temperature or pressure.
Mass
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It is the force of gravity on the body or gravitational pull force
Weight
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The degree of compactness of a substance
Density
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It is a device use for measuring atmospheric pressure.
Barometer
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It is the pressure exerted by a column of fluid.
Fluid pressure
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It is the actual pressure defined by any gauge meter.
Gauge pressure
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It is the temperature measured from absolute zero
Absolute temperature
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It is the standard reference for atmospheric pressure which is equivalent to the pressure exerted by a column of mercury.
Air pressure
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These are made of molecules and atoms.
Substances
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Two kind of substances
Pure substances, Homogeneous in composition
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Classification of properties
Extensive properties, Intensive properties