{"id":9168,"date":"2022-12-03T10:00:11","date_gmt":"2022-12-03T10:00:11","guid":{"rendered":"https:\/\/www.greatassignmenthelp.com\/questions\/?p=9168"},"modified":"2023-12-21T11:20:47","modified_gmt":"2023-12-21T11:20:47","slug":"determine-ph-of-this-solution-of-formic-acid","status":"publish","type":"post","link":"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/","title":{"rendered":"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid"},"content":{"rendered":"<p><strong>Answer:-\u00a0<\/strong>[HC(=O)OH]=0.0241\u22c5mol\u22c5L\u22121\ue152\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue151\ue150\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue153INITIALLY<\/p>\n<p><strong>Explanation:<\/strong><\/p>\n<p>We talk the equilibrium<\/p>\n<p>HC(=O) OH (aq)+H2O(l)\u21ccHCO\u22122+H3O+<\/p>\n<p>And at equilibrium&#8230;Ka=[HCO\u22122] [H3O+][HC(=O)OH(aq)]=1.80\u00d710\u22124<\/p>\n<p>But pH=\u2212log10[H3O+] =2.70&#8230;<\/p>\n<p>And so [H3O+] =[HCO\u22122] =10\u22122.70\u22c5mol\u22c5L\u22121=<\/p>\n<p>And so, AT EQUILIBRIUM&#8230;1.80\u00d710\u22124={10\u22122.70}2[HC(=O) OH (aq)]<\/p>\n<p>[HC(=O) OH (aq)]at equilibrium={10\u22122.70}21.80\u00d710\u22124<\/p>\n<p>\u22610.0221\u22c5mol\u22c5L\u22121&#8230;but this is the symmetry value&#8230;.and [H3O+] =1.995\u00d710\u22123\u22c5mol\u22c5L\u22121 by definition&#8230;<\/p>\n<p>And since the hydronium ion is PRESUMED to derive from the formic acid&#8230; [HC(=O)OH]initially=(0.0221+1.995\u00d710\u22123)\u22c5mol\u22c5L\u22121=0.0241\u22c5mol\u22c5L\u22121&#8230;the degree of dissociation was miniscule&#8230;.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Answer:-\u00a0[HC(=O)OH]=0.0241\u22c5mol\u22c5L\u22121\ue152\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue151\ue150\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue154\ue153INITIALLY Explanation: We talk the equilibrium HC(=O) OH (aq)+H2O(l)\u21ccHCO\u22122+H3O+ And at equilibrium&#8230;Ka=[HCO\u22122] [H3O+][HC(=O)OH(aq)]=1.80\u00d710\u22124 But pH=\u2212log10[H3O+] =2.70&#8230; And so [H3O+] =[HCO\u22122] =10\u22122.70\u22c5mol\u22c5L\u22121= And so, AT EQUILIBRIUM&#8230;1.80\u00d710\u22124={10\u22122.70}2[HC(=O) [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid<\/title>\n<meta name=\"description\" content=\"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid\" \/>\n<meta property=\"og:description\" content=\"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/\" \/>\n<meta property=\"og:site_name\" content=\"Questions - Greatassignmenthelp.com\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Greatassignmenthelpus\" \/>\n<meta property=\"article:published_time\" content=\"2022-12-03T10:00:11+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-12-21T11:20:47+00:00\" \/>\n<meta name=\"author\" content=\"Jay Cooper\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@assignmentgreat\" \/>\n<meta name=\"twitter:site\" content=\"@assignmentgreat\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Jay Cooper\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/\"},\"author\":{\"name\":\"Jay Cooper\",\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/#\/schema\/person\/3a1b105fd8c3db97e016fb16652b9b3e\"},\"headline\":\"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid\",\"datePublished\":\"2022-12-03T10:00:11+00:00\",\"dateModified\":\"2023-12-21T11:20:47+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/\"},\"wordCount\":126,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/#organization\"},\"articleSection\":[\"New Category\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/\",\"url\":\"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/\",\"name\":\"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid\",\"isPartOf\":{\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/#website\"},\"datePublished\":\"2022-12-03T10:00:11+00:00\",\"dateModified\":\"2023-12-21T11:20:47+00:00\",\"description\":\"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid\",\"breadcrumb\":{\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.greatassignmenthelp.com\/questions\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/#website\",\"url\":\"https:\/\/www.greatassignmenthelp.com\/questions\/\",\"name\":\"Questions - Greatassignmenthelp.com\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.greatassignmenthelp.com\/questions\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/#organization\",\"name\":\"greatassignmenthelp\",\"url\":\"https:\/\/www.greatassignmenthelp.com\/questions\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.greatassignmenthelp.com\/questions\/wp-content\/uploads\/2022\/06\/logo-footer.png\",\"contentUrl\":\"https:\/\/www.greatassignmenthelp.com\/questions\/wp-content\/uploads\/2022\/06\/logo-footer.png\",\"width\":159,\"height\":52,\"caption\":\"greatassignmenthelp\"},\"image\":{\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/Greatassignmenthelpus\",\"https:\/\/x.com\/assignmentgreat\",\"https:\/\/www.pinterest.com\/greatassignment\/\",\"https:\/\/www.linkedin.com\/company\/great-assignment-help\/\",\"https:\/\/www.instagram.com\/greatassignmenthelp\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/#\/schema\/person\/3a1b105fd8c3db97e016fb16652b9b3e\",\"name\":\"Jay Cooper\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.greatassignmenthelp.com\/questions\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/90b1a211fe4bf64a5776d70d26f75d0f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/90b1a211fe4bf64a5776d70d26f75d0f?s=96&d=mm&r=g\",\"caption\":\"Jay Cooper\"},\"sameAs\":[\"https:\/\/www.greatassignmenthelp.com\/questions\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid","description":"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/","og_locale":"en_US","og_type":"article","og_title":"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid","og_description":"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid","og_url":"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/","og_site_name":"Questions - Greatassignmenthelp.com","article_publisher":"https:\/\/www.facebook.com\/Greatassignmenthelpus","article_published_time":"2022-12-03T10:00:11+00:00","article_modified_time":"2023-12-21T11:20:47+00:00","author":"Jay Cooper","twitter_card":"summary_large_image","twitter_creator":"@assignmentgreat","twitter_site":"@assignmentgreat","twitter_misc":{"Written by":"Jay Cooper","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/#article","isPartOf":{"@id":"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/"},"author":{"name":"Jay Cooper","@id":"https:\/\/www.greatassignmenthelp.com\/questions\/#\/schema\/person\/3a1b105fd8c3db97e016fb16652b9b3e"},"headline":"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid","datePublished":"2022-12-03T10:00:11+00:00","dateModified":"2023-12-21T11:20:47+00:00","mainEntityOfPage":{"@id":"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/"},"wordCount":126,"commentCount":0,"publisher":{"@id":"https:\/\/www.greatassignmenthelp.com\/questions\/#organization"},"articleSection":["New Category"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/","url":"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/","name":"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid","isPartOf":{"@id":"https:\/\/www.greatassignmenthelp.com\/questions\/#website"},"datePublished":"2022-12-03T10:00:11+00:00","dateModified":"2023-12-21T11:20:47+00:00","description":"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid","breadcrumb":{"@id":"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.greatassignmenthelp.com\/questions\/determine-ph-of-this-solution-of-formic-acid\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.greatassignmenthelp.com\/questions\/"},{"@type":"ListItem","position":2,"name":"A solution of formic acid has a pH of 2.70. Calculate the initial concentration of formic acid in this solution. Ka=1.8\u00d710\u22124\u00a0for formic acid"}]},{"@type":"WebSite","@id":"https:\/\/www.greatassignmenthelp.com\/questions\/#website","url":"https:\/\/www.greatassignmenthelp.com\/questions\/","name":"Questions - Greatassignmenthelp.com","description":"","publisher":{"@id":"https:\/\/www.greatassignmenthelp.com\/questions\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.greatassignmenthelp.com\/questions\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.greatassignmenthelp.com\/questions\/#organization","name":"greatassignmenthelp","url":"https:\/\/www.greatassignmenthelp.com\/questions\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.greatassignmenthelp.com\/questions\/#\/schema\/logo\/image\/","url":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-content\/uploads\/2022\/06\/logo-footer.png","contentUrl":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-content\/uploads\/2022\/06\/logo-footer.png","width":159,"height":52,"caption":"greatassignmenthelp"},"image":{"@id":"https:\/\/www.greatassignmenthelp.com\/questions\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/Greatassignmenthelpus","https:\/\/x.com\/assignmentgreat","https:\/\/www.pinterest.com\/greatassignment\/","https:\/\/www.linkedin.com\/company\/great-assignment-help\/","https:\/\/www.instagram.com\/greatassignmenthelp"]},{"@type":"Person","@id":"https:\/\/www.greatassignmenthelp.com\/questions\/#\/schema\/person\/3a1b105fd8c3db97e016fb16652b9b3e","name":"Jay Cooper","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.greatassignmenthelp.com\/questions\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/90b1a211fe4bf64a5776d70d26f75d0f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/90b1a211fe4bf64a5776d70d26f75d0f?s=96&d=mm&r=g","caption":"Jay Cooper"},"sameAs":["https:\/\/www.greatassignmenthelp.com\/questions"]}]}},"_links":{"self":[{"href":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-json\/wp\/v2\/posts\/9168"}],"collection":[{"href":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-json\/wp\/v2\/comments?post=9168"}],"version-history":[{"count":1,"href":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-json\/wp\/v2\/posts\/9168\/revisions"}],"predecessor-version":[{"id":26559,"href":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-json\/wp\/v2\/posts\/9168\/revisions\/26559"}],"wp:attachment":[{"href":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-json\/wp\/v2\/media?parent=9168"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-json\/wp\/v2\/categories?post=9168"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.greatassignmenthelp.com\/questions\/wp-json\/wp\/v2\/tags?post=9168"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}