# intensive thermodynamic properties

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January 8, 2018

All such thermodynamic properties that are independent of the mass of the concerned system are called intensive properties. The thermodynamic properties of matter are also classified as intensive and extensive properties. If we divide the volume by the number of moles, , we get a molar volume ≡ With this set of clearly defined vocabulary, we can now discuss how thermodynamic properties are measured. Thermodynamics is the study of the flow and transformation of heat forms of any matter. Both the intensive and extensive properties are useful in understanding the thermodynamics of a system. The ratio of two extensive properties, however, is an intensive property (e.g., density is mass per unit volume). They are intensive those that do not depend on the amount of matter of the system (pressure, temperature, composition). Title: Microsoft PowerPoint - session-5.ppt A thermodynamic property is a characteristic or a particularity that allows the changes of the work substance, that is to say, changes of energy.. There are some extensive properties that can be used as intensive. However, it can become an intensive property if it is considered as a unit value, such as the molar volume (the volume of a mole of the substance). Thermodynamics applies to a wide variety of topics in science and engineering, especial A “homogeneous thermodynamic system” is defined as the one whose intensive thermodynamic properties are constant in space. Examples of extensive properties include mass and volume. In contrast, an extensive property is one that does depend on sample size. What is intensive property? 1.2.1 VOLUME Even though volume, , is an extensive property, we can define intensive forms. Figure 1: Intensive (lower case) versus extensive (upper case) variables Intensive and extensive variables When considering physical systems, it is often very useful to stay aware of whether the property being considered is intensive or extensive. Value of an intensive property will continue to remain unaltered even if the mass of the system changes. Since thermodynamics is a branch of science concerned with energy exchange and conversion, this property is essential to describe the state of a system. Parameters that define the thermodynamic properties are: Properties like temperature are said to be intensive because they are independent of a given system's size, unlike volume or pressure, which vary with the object's size. thermodynamic equilibrium, intensive and extensive properties in Thermal Engineering and Power Unit We were discussing the basic of engineering thermodynamics in our previous post i.e. This classification is based on the dependence of property on the size or … Other Examples of Properties. intensive thermodynamic properties suffice) 12 Flow Chart Determine phase of substance Determine quality Compressed Liquid Direct look up Superheated Vapor Direct look up Interpolate other properties Compare with saturation table Two-phase Mixture. The thermodynamic properties can be classified as intensive and extensive. It depends on the matter and the factors determining its state. For example, volume is an extensive property. 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