<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0187-893X</journal-id>
<journal-title><![CDATA[Educación química]]></journal-title>
<abbrev-journal-title><![CDATA[Educ. quím]]></abbrev-journal-title>
<issn>0187-893X</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Química]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0187-893X2018000200036</article-id>
<article-id pub-id-type="doi">10.22201/fq.18708404e.2018.1.63704</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Ecuación de estado superficial de Volmer: líquidos simples y tensoactivos]]></article-title>
<article-title xml:lang="en"><![CDATA[Volmer surface equation of state: simple liquids and surfactants]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alanis-García]]></surname>
<given-names><![CDATA[Mario A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gracia-Fadrique]]></surname>
<given-names><![CDATA[Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Facultad de Química Departamento de Fisicoquimica]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2018</year>
</pub-date>
<volume>29</volume>
<numero>2</numero>
<fpage>36</fpage>
<lpage>50</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-893X2018000200036&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-893X2018000200036&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-893X2018000200036&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: La ecuación de estado superficial de Volmer, pertenece a la familia de ecuaciones de estado de van der Waals; la desviación respecto a la idealidad contempla un único parámetro interpretado como el segundo coeficiente virial bidimensional. Acoplada a la ecuación de adsorción de Gibbs, se obtiene la correspondiente ecuación de estado en función de la composición de la fase volumétrica bajo condiciones de dilución infinita o saturación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The Volmer surface equation of state, belongs to the family of van der Waals equations; the deviation from ideality resides in a single parameter interpreted as second two-dimensional virial coefficient. Coupled whit the Gibbs adsorption equation, it generates the corresponding surface equation as a function of the bulk composition under dilution or saturation condition.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Isoterma de Volmer]]></kwd>
<kwd lng="es"><![CDATA[tensión superficial]]></kwd>
<kwd lng="es"><![CDATA[ecuación de estado superficial]]></kwd>
<kwd lng="es"><![CDATA[segundo coeficiente virial]]></kwd>
<kwd lng="es"><![CDATA[potencial químico de superficie]]></kwd>
<kwd lng="en"><![CDATA[Volmer isotherm]]></kwd>
<kwd lng="en"><![CDATA[surface tension]]></kwd>
<kwd lng="en"><![CDATA[surface equation of state]]></kwd>
<kwd lng="en"><![CDATA[second virial coefficient]]></kwd>
<kwd lng="en"><![CDATA[surface chemical potential]]></kwd>
</kwd-group>
</article-meta>
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