<?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>S0187-893X2021000300171</article-id>
<article-id pub-id-type="doi">10.22201/fq.18708404e.2021.3.76653</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Inter-relação matemática-química: discutindo estequiometria no enem]]></article-title>
<article-title xml:lang="en"><![CDATA[Mathematical-chemical interrelationship: discussing stoichiometry in the Enemy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lopes]]></surname>
<given-names><![CDATA[Francisco Antonio Mabson Henrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[Darlei Gutierrez Dantas Bernardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidade Federal de Campina Grande  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<volume>32</volume>
<numero>3</numero>
<fpage>171</fpage>
<lpage>182</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-893X2021000300171&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-893X2021000300171&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-893X2021000300171&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo A estequiometria é um dos conteúdos de Química que necessariamente recorre aos conceitos matemáticos para resoluções de problemas. A necessidade de realizar transformações de unidade, a relação molar de reagentes e produtos de uma reação requer a capacidade de operacionalizar a adição, subtração, multiplicação ou divisão. Assim, compreendendo a existência dessa inter-relação entre a Matemática e a Química, objetiva-se neste estudo apresentar a importância da abordagem interdisciplinar entre ambas as áreas no processo de ensino-aprendizagem por meio da resolução de questões de estequiometria do ENEM. Metodologicamente, o trabalho se constitui a partir de uma pesquisa bibliográfica exploratória, na qual foram revisadas as questões de Química das últimas cinco edições do ENEM. Após a identificação, selecionaram-se questões de estequiometria para resolução, de modo a compreender a importância dos conhecimentos da Matemática para tais situações. Assim, constatou-se que ao longo dos cinco anos 18,5% das perguntas de Química necessitam de conhecimentos matemáticos, entre essas, 45% são questões de estequiometria. Portanto, partindo das constatações observadas nas questões, compreende-se que é indispensável à abordagem interdisciplinar nos processos de ensino-aprendizagem, sobre tudo no ensino de estequiometria, de modo que os discentes tenham a capacidade de aplicar alguns conceitos matemáticos em problemas envolvendo a Química.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Stoichiometry is one of the contents of Chemistry that necessarily uses mathematical concepts to solve problems. The need to perform unit transformations, the molar ratio of reagents and products of a reaction requires the ability to operationalize addition, subtraction, multiplication or division. Thus, understanding the existence of this interrelation between Mathematics and Chemistry, the objective of this study is to present the importance of the interdisciplinary approach between both areas in the teaching-learning process through the resolution of issues of stoichiometry of ENEM. Methodologically, the work is based on an exploratory bibliographic research, in which the Chemistry questions from the last five editions of ENEM were reviewed. After identification, stoichiometry questions were selected for resolution, in order to understand the importance of mathematical knowledge for such situations. Thus, it was found that over the five years, 18.5% of Chemistry questions require mathematical knowledge, among which, 45% are stoichiometric questions. Therefore, based on the findings observed in the questions, it is understood that it is essential to the interdisciplinary approach in the teaching-learning processes, especially in the teaching of stoichiometry, so that students have the ability to apply some mathematical concepts in problems involving Chemistry.]]></p></abstract>
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<kwd lng="pt"><![CDATA[Interdisciplinaridade]]></kwd>
<kwd lng="pt"><![CDATA[Ensino de Química]]></kwd>
<kwd lng="pt"><![CDATA[Ensino-aprendizagem]]></kwd>
<kwd lng="en"><![CDATA[Interdisciplinarity]]></kwd>
<kwd lng="en"><![CDATA[Chemistry teaching]]></kwd>
<kwd lng="en"><![CDATA[Teaching-learning]]></kwd>
</kwd-group>
</article-meta>
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