triple point chemistry definition
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Triple point In thermodynamics, the triple point of a substance is the temperature and pressure at which the three phases (gas, liquid, and solid) of that substance coexist in thermodynamic equilibrium. For example, the triple point of mercury occurs at a temperature of −38.83440 °C and a pressure of 0.2 m Pa.
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Trigonal pyramidal molecular geometry In chemistry, a trigonal pyramid is a molecular geometry with one atom at the apex and three atoms at the corners of a trigonal base.When all three atoms at the corners are identical, the molecule belongs to point group C3v.his would result in the geometry of a regular tetrahedron with each bond angle cos−1(−⅓) ≈ 109.5°. However, the three hydrogen atoms are repelled by the electron lone pair in a way that the geometry is distorted to a trigonal pyramid (regular 3-sided pyramid) with bond angles of 107°.
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Temperature converter In the 13th CGPM in 1967 was decided that the unit of temperature will be the Kelvin, and not 'degrees Kelvin'. The triple point of water is 273.16 K, which is 0.01 o C (degrees Celsius).efinition of Celsius: The Celsius-scale is defined by the follow two points: 1  The triple point of water is defined as 0.01 o C. 2  One degree Celsius equals the change of temperature with one degree on the ideal gas-scale.
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Definition of Terms Used in Material Safety Data Sheets (MSDS's) Definitions. 1  ABSOLUTE: Chemical substance that is relatively free of impurities. 2  ABSOLUTE PRESSURE: The total pressure within a vessel, pipe, etc., not offset by external atmospheric pressure. 3  ABSORPTION: To take in and make a part of an existing whole. 4  ACGIH: American Conference of Governmental Industrial Hygienists. 5  ACID:
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- In the phase diagram for the Na 3 PO 4, trisodium phosphate-water system shown to the right, one eutectic point and four peritectic points are found.The eutectic point is the cryohydratic point, where ice and Na 3 PO 4 ·12H 2 O both are in equilibrium with the same liquid.The phase diagram consists of six different branches including ice, four hydrated forms and anhydrous trisodium phosphate.Four peritectic points mark the transitions. 1  Na 3 PO 4 ·12H 2 O ↔ Na 3 PO 4 ·8H 2 O at around 54°C. 2  Na 3 PO 4 ·8H 2 O ↔ Na 3 PO 4 ·6H 2 O at around 100°C.he phase diagram consists of six different branches including ice, four hydrated forms and anhydrous trisodium phosphate. Four peritectic points mark the transitions. 1  Na 3 PO 4 ·12H 2 O ↔ Na 3 PO 4 ·8H 2 O at around 54°C. 2  Na 3 PO 4 ·8H 2 O ↔ Na 3 PO 4 ·6H 2 O at around 100°C.
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Trigonal pyramidal molecular geometry Trigonal pyramidal molecular geometry. In chemistry, a trigonal pyramid is a molecular geometry with one atom at the apex and three atoms at the corners of a trigonal base, resembling a tetrahedron (not to be confused with the tetrahedral geometry). When all three atoms at the corners are identical, the molecule belongs to point group C3v.
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Kelvin In other words, it is defined such that the triple point of water is exactly 273.16 K. The Kelvin scale is named after the Belfast-born, Glasgow University engineer and physicist William Lord Kelvin (1824–1907), who wrote of the need for an  absolute thermometric scale .
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What is a triple beam balance? What is the purpose of a triple beam balance? What is a triple beam balance? A triple beam balance is a type of scale commonly used in the  laboratory to determine the mass (by weight comparison) of samples.  To use the balance, you use sliding weigh…ts called riders on three  beams, each with progressively small incremental amounts.
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The trisodium phosphate - water binary system The trisodium phosphate-water binary system. In the phase diagram for the Na 3 PO 4, trisodium phosphate-water system shown to the right, one eutectic point and four peritectic points are found. The eutectic point is the cryohydratic point, where ice and Na 3 PO 4 ·12H 2 O both are in equilibrium with the same liquid.The phase diagram consists of six different branches including ice, four hydrated forms and anhydrous trisodium phosphate.Four peritectic points mark the transitions. 1  Na 3 PO 4 ·12H 2 O ↔ Na 3 PO 4 ·8H 2 O at around 54°C. 2  Na 3 PO 4 ·8H 2 O ↔ Na 3 PO 4 ·6H 2 O at around 100°C.he phase diagram consists of six different branches including ice, four hydrated forms and anhydrous trisodium phosphate. Four peritectic points mark the transitions. 1  Na 3 PO 4 ·12H 2 O ↔ Na 3 PO 4 ·8H 2 O at around 54°C. 2  Na 3 PO 4 ·8H 2 O ↔ Na 3 PO 4 ·6H 2 O at around 100°C.
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Triple point At temperatures just below the triple point, compression at constant temperature transforms water vapor first to solid and then to liquid (water ice has lower density than liquid water, so increasing pressure leads to a liquefaction).
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Pythagorean Theorem Pythagorean Triples are groups of three whole numbers that make the Pythagorean Theorem true (and therefore define a true right triangle). 3, 4, and 5 are a Pythagorean Triple. There are several ways to generate Pythagorean Triples.
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- On one side of thissignal will be a signal from molecules which havearrangement 1 and equidistant on the other side will be asignal from molecules which have arrangement 4.Therefore, the signal from proton (a) is split into 3 equallyspaced peaks called a triplet.
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Equivalence point The equivalence point, or stoichiometric point, of a chemical reaction is the point at which chemically equivalent quantities of bases and acids have been mixed. In other words, the moles of acid are equivalent to the moles of base, according to the equation. It can be found by means of an indicator, for example phenolphthalein or methyl orange. The endpoint refers to the point at which the indicator changes colour in a colourimetric titration.
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Which Bones Make up the Hard Palate? It contains the sockets where the incisor teeth are held. It also contains the anterior nasal spine, the whole thickness of the alveolus and the corresponding part of the floor of the nose. The hard palate creates part of the roof of the mouth. It is concave and covered with holes called foramina. These holes allow the passageway of nutrient vessels, palatine vessels and nerves. The surface is uneven and rough to the touch.
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What Is The Definition Of Boiling Point? The boiling point is the temperature at which the vapor pressure of a liquid equals the external pressure surrounding the liquid. t... Boiling Point Definition. The boiling point is the temperature at which the vapor pressure of a liquid equals the external pressure surrounding the liquid. Therefore, the boiling point of a liquid depends on atmospheric pressure. The boiling point becomes lower as the external pressure is reduced.
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Critical point (thermodynamics) In thermodynamics, a critical point (or critical state) is the end point of a phase equilibrium curve. The most prominent example is the liquid-vapor critical point, the end point of the pressure-temperature curve that designates conditions under which a liquid and its vapor can coexist. At the critical point, defined by a critical temperature Tc and a critical pressure pc, phase boundaries vanish.
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What is the definition of a triple beam balance? Credit: Javier Larrea age fotostock Getty Images. A triple beam balance has a pan on which users place objects to weigh and three beams that each have a slider. When the pan is empty and the sliders are placed at the leftmost position, the balance should have a reading of zero. When measuring an object's mass, the 100-gram slider is moved to the right until the indicator falls below the zero mark. The slider is then moved back a notch.
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flash point or flashpoint. 1. Also, flashing point. Physical Chemistry. the lowest temperature at which a liquid in a specified apparatus will give off sufficient vapor to ignite momentarily on application of a flame. 2. A 10 percent drop in mortgage rates will produce a flash point in the housing market.
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Scale of temperature The temperature of the triple point of water is defined as precisely 273.16 K and 0.01 °C. This definition fixes the magnitude of both the degree Celsius and the kelvin as precisely 1 part in 273.16 (approximately 0.00366) of the difference between absolute zero and the triple point of water. Thus, it sets the magnitude of one degree Celsius and that of one kelvin as exactly the same.
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triple triple. adjective. 1. treble, three times, three times as much as The kitchen is triple the size it used to be. 2. three-way, threefold, tripartite Germany, Austria and Italy formed the Triple Alliance. verb. 1. treble, triplicate, increase threefold I got a great new job and my salary tripled.
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- Liquid water, solid ice and water vapor can coexist in stable equilibrium at what is called the triple point of water.
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- Compared to the rest of the country, Palm Bay-Melbourne-Titusville Metro Area's cost of living is 6.80% Lower than the U.S. average. POPULATION. As of 2014, Palm Bay-Melbourne-Titusville Metro Area's population is 544,019 people. Since 2000, it has had a population growth of 16.89 percent. TRANSPORTATION. Average Commute time is 24 minutes. The National Average is 25 minutes.
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Phase Diagrams General Phase diagram. 1  Triple point – the point on a phase diagram at which the three states of matter: gas, liquid, and solid coexist. 2  Critical point – the point on a phase diagram at which the substance is indistinguishable between liquid and gaseous states.
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- Frequently called the x coordinate. absolute value. The distance of a number from zero; the positive value of a number. acid. Traditionally considered any chemical compound that, when dissolved in water, gives a solution with a hydrogen ion activity greater than in pure water (a pH less than 77 ).
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Phase Diagrams deposition A phase transition in which a gas is converted to solid, without passing though an intermediate liquid phase. It is the reverse process of sublimation. Triple point In thermodynamics, the triple point of a substance is the temperature and pressure at which the three phases (gas, liquid, and solid) coexist in thermodynamic equilibrium.
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Temperature The triple point is a singular state with its own unique and invariant temperature and pressure, along with, for a fixed mass of water in a vessel of fixed volume, an autonomically and stably self-determining partition into three mutually contacting phases, vapour, liquid, and solid, dynamically depending only on the total internal energy of the mass of water.