{"id":205668,"date":"2025-03-25T07:19:00","date_gmt":"2025-03-25T07:19:00","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=205668"},"modified":"2025-03-25T07:19:02","modified_gmt":"2025-03-25T07:19:02","slug":"which-of-the-following-gases-has-the-greatest-henrys-law-constant-in-water-at-25c","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/03\/25\/which-of-the-following-gases-has-the-greatest-henrys-law-constant-in-water-at-25c\/","title":{"rendered":"Which of the following gases has the greatest Henry\u2019s law constant in water at 25\u00b0C"},"content":{"rendered":"\n<p>Which of the following gases has the greatest Henry\u2019s law constant in water at 25\u00b0C: CH4, Ne, HCl, H2?<\/p>\n\n\n\n<p><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-6-color\"><strong>The correct answer and explanation is :<\/strong><\/mark><\/p>\n\n\n\n<p>Among the gases listed\u2014methane (CH\u2084), neon (Ne), hydrogen chloride (HCl), and hydrogen (H\u2082)\u2014hydrogen chloride (HCl) has the greatest Henry&#8217;s law constant in water at 25\u00b0C.<\/p>\n\n\n\n<p>Henry&#8217;s law describes the solubility of a gas in a liquid at a constant temperature, stating that the amount of dissolved gas is directly proportional to its partial pressure above the liquid. The proportionality constant, known as Henry&#8217;s law constant (k_H), varies for different gases and is influenced by factors such as temperature and the nature of the gas-liquid interaction.<\/p>\n\n\n\n<p>For the gases in question, the Henry&#8217;s law constants in water at 25\u00b0C are as follows:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hydrogen (H\u2082):<\/strong> 0.00078 mol\/(L\u00b7atm)<\/li>\n\n\n\n<li><strong>Neon (Ne):<\/strong> 0.00045 mol\/(L\u00b7atm)<\/li>\n\n\n\n<li><strong>Methane (CH\u2084):<\/strong> Approximately 0.0014 mol\/(L\u00b7atm)<\/li>\n\n\n\n<li><strong>Hydrogen chloride (HCl):<\/strong> Significantly higher than the other gases listed<\/li>\n<\/ul>\n\n\n\n<p>While specific values for HCl&#8217;s Henry&#8217;s law constant are not provided in the available sources, it is well-known that HCl is highly soluble in water, reacting to form hydrochloric acid. This reaction greatly increases its solubility compared to non-reactive gases like H\u2082, Ne, and CH\u2084.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/learnexams.com\/blog\/wp-content\/uploads\/2025\/03\/image-1380.png\" alt=\"\" class=\"wp-image-205669\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Which of the following gases has the greatest Henry\u2019s law constant in water at 25\u00b0C: CH4, Ne, HCl, H2? The correct answer and explanation is : Among the gases listed\u2014methane (CH\u2084), neon (Ne), hydrogen chloride (HCl), and hydrogen (H\u2082)\u2014hydrogen chloride (HCl) has the greatest Henry&#8217;s law constant in water at 25\u00b0C. Henry&#8217;s law describes the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-205668","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/205668","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=205668"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/205668\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=205668"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=205668"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=205668"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}