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Binodal curves, tie-lines, lever rule and invariant points - How to read melting and boiling diagrams

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Automatisierte Medienanalyse

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Erkannte Entitäten
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this gentleman and like to welcome you do Oracle's physical chemistry 1 1 my hands but allow and today's topic is however the binary phase diagram how we phase
diagrams all mixtures for example this point on the the curve of the 2 components IDEA that is as a huge nose and IPA and a broken up on the abscissa
concentration of a mixture supplied on the left hand on the pure gain on the right hand side is she looked at in between all possible mixtures described by the mole fraction x so on the on at temperatures between age green and 110 degrees changed an the phase diagram and has what phases are present at a particular combination of state area in order to on the side of
the diagram 1st where to find the phases the homogeneous regions all this diagram composition cabochon
T so that point in the phase diagram in nearby right wearable ingenious guarantee of accession if you choose upon the lower left where homogeneous network mixture the boundaries of the homogeneous regions are called by notice by nodes fans of the homogeneous areas the Aridjis areas in phase diagram and often have specific needs the binding of the mass of the region of a through too high temperatures is called by the 1 curve or boiling point 9 the yellow line the binary which mark of the region of gas phase to those temperatures is called the viewpoint of the public between bottom point curve and uniform the true face of each if you plot points in this area of the system is unstable in inhomogeneous state but we decomposed into 2 phases but more on that later for an ideal
mixtures bother part curve and you point a meeting only 2 points the so-called invariant points of the face and at this point the system has got no degree of freedom according to the fatal 1st
is 1 point of pure IP aid yeah it wouldn't get IPA
coincidence I think that let into new assessed if would 1 component to phrases 1 real freedom that impression on the other side before the boiling point of pure I'd be yeah it would again really Coetzer's at 1 time in 8 years by no other maximum and minimum activity of full-face transitions all by youngsters mixtures of components and b being canker variance and but the current thinking
about 50 50 mixture of you in this diagram if you miss 1 mole IPA and 1 mole of all by me and teachers say we said is we get point in the diagram which is located right here on the absence of an the euro coins shock so where homogeneous would think if we have the this means you move up on a version of the diagram it's a so called type of that marked ingredient at about 92 degrees said his yeah have a bladder into their with about on that is the mixture begins to boil the composition of the gas phase above the boiling liquid 50 50 images were made by using the so-called tied up the time and isn't really and and not phone in a two-phase with the
drawing of Thailand and to the phase of each each horizontal line to body on a and you want the there is a time in Thailand connect 2 phases in the not the it connects the 5th that possess unique would face to 70 per cent death the gas phase is the enriched in the component by paying a but
this is the nature of IPA and I read the the body not actually said and the gas phase that aside from a liquid phase is approximately 70 per cent in 5 key we would another
issue you the liquid gas phase diagram whole idea the right key if you mix 65 per cent IPA with but if I said I'd be any anything which to 91 comma decimal 5 degrees as this year's we will end up at a point in the tools phase area all the diagram between body particle and you put as part of a homogeneous system it's not stable but this integration along the tide and into a new liquid phase and this documentary on the composition follows the so called their rooms which drove tied in yeah and the 1 who find the time to intersect at the bottom monitor back aches equals 0 1 5 and it is the fact that you want to know is 0 comma decimal 7 2 this this usually unstable decomposes into an eclipse phase with 50 % I came all agree the face competition on the body in Ponca and gas phase with them to concerned IPA already read the gas phase compositions on you want they considered high and the level of this initial point at the far the the liquefied is approximately twice as long as the Long Beach which means you manage to get gas phase is provided that at the on the we will cover the
cooling fan with a higher quality which gas phase diagram of nitrogen and oxygen an aide to have among them that as this ontology use the convolutional about 7 items and much cooling down to 81 ketones they would face condenses
which is here that the sun not to only at
79 kelvins the completely confident during condensation and integration of 9 units should not temperature no composition of trees constant
the liquid gas phase diagrams in Thailand and you those who describe the exact call condensing all that operation in ideal mixtures the
gas phase is always in which in the low on Compal not yet able to seperate the mixture by distillation and principles
night he'll mixture of medical pleaded separated into the pure components by more that this
process may be plotted in the phase diagram as dance night Belgium on Munich's G the money in its
general water answers show the phase diagram with the maximum the peak is also called in as you and this point in the body while curled and you want to set for a time this really drove ponder over
invariant upon in boyer than point exactly as a pure substance that was not possible to seperate non-IBM mixture into the pure components by this but I think so what you
would choose the phase diagram of the minimum mixture of 2 9 5 comma decimal 6 percent in the with boil at a constant temperature all 78 point to use that there's a into the gas phase which is also not our points you at
accordingly you can just the late fewer than no from ever known what mixture if I'm phase diagram of
system it's a not abandoning below the will be discussed at Bayside around similarly as the liquid gas phase we find finally we separated the homogeneous regions wrong in region gene but about the violence the messages homogeneous below the value of that consists of 2 separated into liquid phase in this heterogeneous region we can brought tied up if you prepare for 269 convenient thing just and that's stratified means that it in the system what is the 1 if the mixture is on that the same effect if a cool the mixture yeah I think that in the effects of the bora nodal about 20 degrees that news step number 2 the mixture then splits up into 2 liquid phases at 1st it refers who find they come with read and nitrogen that rich liquid phase 1 and in hexane which it would take to coexist the ratio of 2 1 the faces and the technology of using the level Nobel solid-liquid phase this
is the solid-liquid phase diagram of my view mixture call and the it looks just like
an eye view liquid gas phase diagram and we can discuss it the single if I'm too long a genius regions but it worked at high temperatures the men and the solid at low temperature there 2 by and the the
referred to as a soliton and they the bottles and the 2nd only 2 points namely the magic bonds of pure components in the 2 phase region between the treatment of bottles we can't arbitrary drawl tired of to
the pile and the move to make his cousin solidification say or if it was a matter find that during thought the cation all night you mixture neither phase composition not temperature you man cast we this typical the solid liquid phase diagram of not idea mixture this chloride and potassium what the
2 components are perfectly admissible in the liquid phase they fall on fuel mixed with those all solid solution in the thought of the power that 1st look for homogeneous areas and I you find the liquid-phase at high temperature not to lower temperatures by accident could reshape the if
we find to solid homogeneous and having been alright mixed with the marked in red and lithium chloride admits was he didn't let him the homogeneous following areas maybe so narrow that they are almost indistinguishable from on all other areas in the diagram opportunities in the Triangle area
now and thought for the thing Laurent was coexist it is playing added to the right madam and follow the incorrect mixture of schools correct and I
think that area consists of a heterogeneous mixture of solid but the single arrive and solid using your as expected the Mets ponds all the pure components are invariant point the imperfections of the binaural and there's another 1 there and pointed at the meeting along although the because invariant point you attacked at this
point modeling follow the thing I missed and follow the thing growing crystals coexist at a constant temperature 359 new test like if you the means this
mixture mad and solidify constant path do we want it because the font
educational on the ground in this command solid-liquid phase the we cruel methods in this respect what this young moving out a long night of that down to low temperature they too would their religion what think alright useful precipitate from the and he include
further protecting the right to his throat the mad accumulate in the right and moves along the edges to tech if they don't
last point it into ribosome places the matter of eutectic compositions now
temperature remains constant onto the eutectic mixture has completely solid by and the finally the fall you find large for testing chloride crystals in a solid eutectic no matter what this genius it consists of an intimate mixture of potassium chloride and in the right at the time they the liquid
would face is no longer a table below certain that urgent and decomposes into 2 solid-phase kind of a floor temperature for this lecture conversely it is so hard parents that the solid phase is no longer statement by the of B and decomposes into another solid state and liquid phase with a different college this is also called incongruent magic with kind
of meddling of the so called hard defined in district Ms. congruent
melting the solid compounds a in the metal homogeneously that phase was saying coalition who can tell you detected by the shape structure openly can have a peritectic by keying in the liquid and the roof shaped or T-shaped structure calls
if the structures occur and only phosphate of 1 will we speak often you tend to it all to this of
famous find find called things that we find it would homogeneous area on the map all here refined form for of homogeneous regions follow the sup and but that so the gamma and was somewhat broad area right here and solids on top and we have solid sometimes find college it's right on the all the other areas in this phase diagram on the real genius note that the
federal invariant poem new tactic at this point we show below this temperature the man is no longer a stable but decomposes into down and and some we can see and you eutectic this 1 again me she's solid below this pageant the I is no longer available this integrates into a signed up and so down kind of only have a floor temperature but also see the temperature the the paratactic is located that I
decomposes into data and and but with is that at this point the rights 75 miles congruently to the corresponding met but again
some rules for coughing face like that find a homogeneous areas then fall of the nodes and designate them as buttons on key point clear solids and so on follow invariant
ponds and characterize them as eutectic protected according to the corresponding face and then the watching
Physikalische Chemie
Phasengleichgewicht
Mischen
Physikalische Chemie
Chemische Forschung
Topizität
Matrix <Biologie>
Altern
Stoffmengenanteil
Phasengleichgewicht
Körpertemperatur
Mischen
Querprofil
Alkoholgehalt
Konzentrat
Mähdrescher
Darmstadtium
Selenite
Phasengleichgewicht
Körpertemperatur
Mischen
Querprofil
Homogenes System
Darmstadtium
Systemische Therapie <Pharmakologie>
Boyle-Mariotte-Gesetz
Aktivität <Konzentration>
Übergangsmetall
Mischen
Darmstadtium
Sieden
Matrix <Biologie>
Phasengleichgewicht
Bukett <Wein>
Mischen
Alkoholgehalt
Setzen <Verfahrenstechnik>
Darmstadtium
Weibliche Tote
Werkzeugstahl
Matrix <Biologie>
Phasengleichgewicht
Wasserstand
Bukett <Wein>
Querprofil
Nanopartikel
Verrottung
Alkoholgehalt
Darmstadtium
Ketone
Chromosomenkondensation
Stickstoff
Sauerstoffverbindungen
Matrix <Biologie>
Körpertemperatur
Mischen
Operon
Chromosomenkondensation
Boyle-Mariotte-Gesetz
Destillateur
Mischen
Darmstadtium
Bukett <Wein>
Wasser
Chemischer Prozess
Sieden
Körpertemperatur
Mischen
Ethanol
Gen
Phasengleichgewicht
Wasserstand
Bukett <Wein>
Nobelium
Mischen
Alkoholgehalt
Hexane
Gangart <Erzlagerstätte>
Homogenes System
Stickstoff
Systemische Therapie <Pharmakologie>
Körpertemperatur
Mischen
Tieftemperaturtechnik
Kalium
Matrix <Biologie>
Chloride
Abfüllverfahren
Phasengleichgewicht
Körpertemperatur
Mischen
Chemische Bindung
Erstarrung
Körpertemperatur
Potenz <Homöopathie>
Querprofil
Homogenes System
Lithiumchlorid
Mischkristall
Mischen
Querprofil
Teich
Kristall
Tiermodell
Stoffwechselweg
Körpertemperatur
Mischen
Erstarrung
Phasengleichgewicht
Fällung
Tieftemperaturtechnik
Kristall
Chloride
Wasserfall
Kaliumchlorid
Körpertemperatur
Mischen
Eutektische Legierung
Körpertemperatur
Ausgangsgestein
Chemische Struktur
Metallatom
Phasengleichgewicht
Phosphate
Chemische Verbindungen
Hydroxybuttersäure <gamma->
Skarn
Körpertemperatur
Thermoformen
Malz
Mannose
Querprofil
Homogenes System
Phasengleichgewicht
Bukett <Wein>
Querprofil
Verrottung
Homogenes System
Phasengleichgewicht
Homogenes System

Metadaten

Formale Metadaten

Titel Binodal curves, tie-lines, lever rule and invariant points - How to read melting and boiling diagrams
Serientitel Physical Chemistry
Autor Lauth, Günter Jakob
Mitwirkende Lauth, Anika (Medientechnik)
Lizenz CC-Namensnennung - keine kommerzielle Nutzung 3.0 Deutschland:
Sie dürfen das Werk bzw. den Inhalt zu jedem legalen und nicht-kommerziellen Zweck nutzen, verändern und in unveränderter oder veränderter Form vervielfältigen, verbreiten und öffentlich zugänglich machen, sofern Sie den Namen des Autors/Rechteinhabers in der von ihm festgelegten Weise nennen.
DOI 10.5446/34658
Herausgeber Günter Jakob Lauth (SciFox)
Erscheinungsjahr 2013
Sprache Englisch

Inhaltliche Metadaten

Fachgebiet Chemie, Physik

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