{"id":7148,"date":"2023-10-24T12:11:46","date_gmt":"2023-10-24T10:11:46","guid":{"rendered":"https:\/\/www.em-grade.com\/sin-categorizar\/potencial-de-hidrogeno\/"},"modified":"2023-10-24T12:11:46","modified_gmt":"2023-10-24T10:11:46","slug":"potencial-de-hidrogeno","status":"publish","type":"post","link":"https:\/\/www.em-grade.com\/es\/definiciones-quimica\/potencial-de-hidrogeno\/","title":{"rendered":"Potencial de hidr\u00f3geno"},"content":{"rendered":"<p>El potencial de hidr\u00f3geno, o pH, es una medida de la actividad qu\u00edmica de los hidrones (tambi\u00e9n conocidos como protones o iones de hidr\u00f3geno) en soluci\u00f3n. En particular, en soluci\u00f3n acuosa, estos iones est\u00e1n presentes en forma de ion hidronio (el m\u00e1s simple de los iones oxonio). <\/p>\n<p>M\u00e1s com\u00fanmente, el pH mide la acidez o la basicidad de una soluci\u00f3n. As\u00ed, en un medio acuoso a 25\u00b0C : <\/p>\n<ul>\n<li>una soluci\u00f3n con pH = 7 se dice que es neutra;<\/li>\n<li>se dice que una soluci\u00f3n con pH &lt; 7 es \u00e1cida; cuanto m\u00e1s bajo es su pH, m\u00e1s \u00e1cida es;<\/li>\n<li>una soluci\u00f3n con pH &gt; 7 se dice que es b\u00e1sica; cuanto mayor sea su pH, m\u00e1s b\u00e1sica ser\u00e1.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.em-grade.com\/wp-content\/uploads\/2023\/10\/potentiel-H.jpg\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1592\" src=\"https:\/\/www.em-grade.com\/wp-content\/uploads\/2023\/10\/potentiel-H-300x300.jpg\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/www.em-grade.com\/wp-content\/uploads\/2023\/10\/potentiel-H-300x300.jpg 300w, https:\/\/www.em-grade.com\/wp-content\/uploads\/2023\/10\/potentiel-H-150x150.jpg 150w, https:\/\/www.em-grade.com\/wp-content\/uploads\/2023\/10\/potentiel-H-600x600.jpg 600w, https:\/\/www.em-grade.com\/wp-content\/uploads\/2023\/10\/potentiel-H-140x140.jpg 140w, https:\/\/www.em-grade.com\/wp-content\/uploads\/2023\/10\/potentiel-H-100x100.jpg 100w, https:\/\/www.em-grade.com\/wp-content\/uploads\/2023\/10\/potentiel-H-500x500.jpg 500w, https:\/\/www.em-grade.com\/wp-content\/uploads\/2023\/10\/potentiel-H-350x350.jpg 350w, https:\/\/www.em-grade.com\/wp-content\/uploads\/2023\/10\/potentiel-H.jpg 615w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>El pH desempe\u00f1a un papel fundamental en la fisiolog\u00eda celular, ya que cada compartimento celular tiene su propio potencial de H+. En general, el pH medio se sit\u00faa entre 7 y 7,4, raz\u00f3n por la cual los tampones utilizados en microscop\u00eda electr\u00f3nica est\u00e1n pr\u00f3ximos a 7,4. <\/p>\n<p>As\u00ed que ajuste el pH de sus tampones y tampones fijadores a los compartimentos celulares que est\u00e1 estudiando, o si est\u00e1 interesado en la ultraestructura celular, ajuste su pH a 7,2 o 7,4.<br \/>\nNacer Benmeradi<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El potencial de hidr\u00f3geno, o pH, es una medida de la actividad qu\u00edmica de los hidrones (tambi\u00e9n conocidos como protones o iones de hidr\u00f3geno) en soluci\u00f3n. En particular, en soluci\u00f3n&#8230;<\/p>\n","protected":false},"author":8,"featured_media":7149,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"itsec_x_frame_options":"","footnotes":""},"categories":[453],"tags":[648],"class_list":["post-7148","post","type-post","status-publish","format-standard","has-post-thumbnail","category-definiciones-quimica","tag-ph-es"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.em-grade.com\/es\/wp-json\/wp\/v2\/posts\/7148","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.em-grade.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.em-grade.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.em-grade.com\/es\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/www.em-grade.com\/es\/wp-json\/wp\/v2\/comments?post=7148"}],"version-history":[{"count":0,"href":"https:\/\/www.em-grade.com\/es\/wp-json\/wp\/v2\/posts\/7148\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.em-grade.com\/es\/wp-json\/wp\/v2\/media\/7149"}],"wp:attachment":[{"href":"https:\/\/www.em-grade.com\/es\/wp-json\/wp\/v2\/media?parent=7148"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.em-grade.com\/es\/wp-json\/wp\/v2\/categories?post=7148"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.em-grade.com\/es\/wp-json\/wp\/v2\/tags?post=7148"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}