{"id":5464,"date":"2016-05-14T18:56:14","date_gmt":"2016-05-14T21:56:14","guid":{"rendered":"https:\/\/www.antonioguilherme.web.br.com\/blog\/?page_id=5464"},"modified":"2023-03-06T15:20:11","modified_gmt":"2023-03-06T18:20:11","slug":"kelvin","status":"publish","type":"page","link":"https:\/\/www.antonioguilherme.web.br.com\/blog\/unidades-no-sistema-si\/kelvin\/","title":{"rendered":"kelvin"},"content":{"rendered":"\r\n<p class=\"wp-block-paragraph\"><span style=\"font-family: verdana, geneva, sans-serif;\">A defini\u00e7\u00e3o atual da unidade de temperatura do <a href=\"https:\/\/www.antonioguilherme.web.br.com\/blog\/unidades-no-sistema-si\/\">sistema internacional de unidades<\/a> &#8211; <a href=\"https:\/\/pt.wikipedia.org\/wiki\/Kelvin\" target=\"_blank\" rel=\"noopener\">kelvin<\/a> &#8211; se tornou dependente da constante de Boltzmann (k) e das unidades b\u00e1sicas de massa, comprimento, e tempo, conforme as express\u00f5es abaixo:<\/span><\/p>\r\n<p><span style=\"font-family: verdana, geneva, sans-serif;\">\r\n\r\n<\/span><\/p>\r\n<div class=\"wp-block-image\" style=\"text-align: center;\">\r\n<figure class=\"aligncenter size-large is-resized\"><span style=\"font-family: verdana, geneva, sans-serif;\"><img decoding=\"async\" class=\"wp-image-7614 aligncenter\" src=\"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2019\/08\/cte_boltzmann.png\" alt=\"\" width=\"318\" height=\"76\" srcset=\"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2019\/08\/cte_boltzmann.png 524w, https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2019\/08\/cte_boltzmann-300x72.png 300w\" sizes=\"(max-width: 318px) 100vw, 318px\" \/><\/span>\r\n<figcaption><span style=\"font-family: verdana, geneva, sans-serif;\">Constante de Boltzmann<\/span><\/figcaption>\r\n<\/figure>\r\n<\/div>\r\n<p><span style=\"font-family: verdana, geneva, sans-serif;\">\r\n\r\n<\/span><\/p>\r\n<div class=\"wp-block-image\" style=\"text-align: center;\">\r\n<figure class=\"aligncenter size-large is-resized\"><span style=\"font-family: verdana, geneva, sans-serif;\"><img decoding=\"async\" class=\"wp-image-7615 aligncenter\" src=\"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2019\/08\/Kelvin.png\" alt=\"\" width=\"224\" height=\"73\" srcset=\"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2019\/08\/Kelvin.png 355w, https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2019\/08\/Kelvin-300x99.png 300w\" sizes=\"(max-width: 224px) 100vw, 224px\" \/><\/span>\r\n<figcaption><span style=\"font-family: verdana, geneva, sans-serif;\">Defini\u00e7\u00e3o atual de K<\/span><\/figcaption>\r\n<\/figure>\r\n<\/div>\r\n<hr \/>\r\n<p><span style=\"font-family: verdana, geneva, sans-serif;\">Anteriormente, o kelvin correspondia a 1\/273,16 da temperatura do ponto triplo da \u00e1gua. Como esse depende da composi\u00e7\u00e3o qu\u00edmica da subst\u00e2ncia<\/span><span style=\"font-family: verdana, geneva, sans-serif;\">, considerava-se a composi\u00e7\u00e3o da \u00e1gua como sendo:<\/span><\/p>\r\n<ul>\r\n<li><span style=\"font-family: verdana, geneva, sans-serif;\">0,000 155 76 mol de <sup>2<\/sup>H por mol de <sup>1<\/sup>H, 0,000 379 9 mol de <sup>17<\/sup>O por mol de <sup>16<\/sup>O e 0,002 005 2 mol de <sup>18<\/sup>O por mol de <sup>16<\/sup>O.<\/span><\/li>\r\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>A defini\u00e7\u00e3o atual da unidade de temperatura do sistema internacional de unidades &#8211; kelvin &#8211; se tornou dependente da constante de Boltzmann (k) e das unidades b\u00e1sicas de massa, comprimento, e tempo, conforme as express\u00f5es abaixo: Anteriormente, o kelvin correspondia a 1\/273,16 da temperatura do ponto triplo da \u00e1gua. Como esse depende da composi\u00e7\u00e3o qu\u00edmica [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":42987,"parent":5409,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"templates\/template-full-width.php","meta":{"_crdt_document":"","_uag_custom_page_level_css":"","footnotes":""},"class_list":["post-5464","page","type-page","status-publish","has-post-thumbnail","hentry"],"uagb_featured_image_src":{"full":["https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2022\/07\/unidades.jpg",1200,280,false],"thumbnail":["https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2022\/07\/unidades-150x150.jpg",150,150,true],"medium":["https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2022\/07\/unidades-300x70.jpg",300,70,true],"medium_large":["https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2022\/07\/unidades-768x179.jpg",580,135,true],"large":["https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2022\/07\/unidades-1024x239.jpg",580,135,true],"1536x1536":["https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2022\/07\/unidades.jpg",1200,280,false],"2048x2048":["https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2022\/07\/unidades.jpg",1200,280,false],"post-thumbnail":["https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2022\/07\/unidades.jpg",1200,280,false],"twentytwenty-fullscreen":["https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-content\/uploads\/2022\/07\/unidades.jpg",1200,280,false]},"uagb_author_info":{"display_name":"admin","author_link":"https:\/\/www.antonioguilherme.web.br.com\/blog\/author\/admin\/"},"uagb_comment_info":0,"uagb_excerpt":"A defini\u00e7\u00e3o atual da unidade de temperatura do sistema internacional de unidades &#8211; kelvin &#8211; se tornou dependente da constante de Boltzmann (k) e das unidades b\u00e1sicas de massa, comprimento, e tempo, conforme as express\u00f5es abaixo: Anteriormente, o kelvin correspondia a 1\/273,16 da temperatura do ponto triplo da \u00e1gua. Como esse depende da composi\u00e7\u00e3o qu\u00edmica&hellip;","_links":{"self":[{"href":"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-json\/wp\/v2\/pages\/5464","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-json\/wp\/v2\/comments?post=5464"}],"version-history":[{"count":7,"href":"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-json\/wp\/v2\/pages\/5464\/revisions"}],"predecessor-version":[{"id":43755,"href":"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-json\/wp\/v2\/pages\/5464\/revisions\/43755"}],"up":[{"embeddable":true,"href":"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-json\/wp\/v2\/pages\/5409"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-json\/wp\/v2\/media\/42987"}],"wp:attachment":[{"href":"https:\/\/www.antonioguilherme.web.br.com\/blog\/wp-json\/wp\/v2\/media?parent=5464"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}