{"id":204384,"date":"2025-03-21T18:57:28","date_gmt":"2025-03-21T18:57:28","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=204384"},"modified":"2025-03-21T18:57:30","modified_gmt":"2025-03-21T18:57:30","slug":"given-that-the-molar-mass-of-nahco3-is-84-01g-mol","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/03\/21\/given-that-the-molar-mass-of-nahco3-is-84-01g-mol\/","title":{"rendered":"Given that the molar mass of NaHCO3 is 84.01g\/mol"},"content":{"rendered":"\n<p>Given that the molar mass of NaHCO3 is 84.01g\/mol, calculate the number of moles of NaHCO3 that reacted with 1.400g. an autoclave is used to sterilize surgical equipment because<\/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>To calculate the number of moles of sodium bicarbonate (NaHCO\u2083) that reacted with 1.400 g, we use the formula:<\/p>\n\n\n\n<p>[<br>\\text{Moles} = \\frac{\\text{Mass}}{\\text{Molar Mass}}<br>]<\/p>\n\n\n\n<p>Given:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mass of NaHCO\u2083 = 1.400 g<\/li>\n\n\n\n<li>Molar mass of NaHCO\u2083 = 84.01 g\/mol<\/li>\n<\/ul>\n\n\n\n<p>[<br>\\text{Moles of NaHCO\u2083} = \\frac{1.400}{84.01} = 0.01667 \\text{ moles}<br>]<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Explanation:<\/h3>\n\n\n\n<p>The calculation above determines the number of moles of NaHCO\u2083 present in 1.400 g of the compound. The molar mass of sodium bicarbonate (84.01 g\/mol) is the sum of the atomic masses of sodium (Na), hydrogen (H), carbon (C), and oxygen (O) in the compound.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Importance of an Autoclave in Sterilization<\/strong><\/h4>\n\n\n\n<p>An autoclave is used to sterilize surgical equipment because it uses <strong>high-pressure steam at high temperatures<\/strong> to kill bacteria, viruses, fungi, and spores. The standard autoclaving process typically operates at <strong>121\u00b0C (250\u00b0F) under 15 psi pressure for about 15-20 minutes<\/strong>. This method is effective because:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Moist Heat Penetration<\/strong>: Steam allows deep penetration into surgical instruments, ensuring that all microbes are killed.<\/li>\n\n\n\n<li><strong>Denaturation of Proteins<\/strong>: The high temperature causes microbial proteins to lose their structure, leading to cell death.<\/li>\n\n\n\n<li><strong>Spore Destruction<\/strong>: Some bacteria produce heat-resistant spores, but autoclaves can destroy them at high temperatures.<\/li>\n\n\n\n<li><strong>Reliable &amp; Efficient<\/strong>: Unlike chemical sterilization, which may leave residues, autoclaving provides a clean and safe method for sterilizing medical tools.<\/li>\n<\/ol>\n\n\n\n<p>Thus, autoclaves are essential in hospitals, laboratories, and research centers to maintain sterile conditions and prevent infections.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Given that the molar mass of NaHCO3 is 84.01g\/mol, calculate the number of moles of NaHCO3 that reacted with 1.400g. an autoclave is used to sterilize surgical equipment because The correct answer and explanation is : To calculate the number of moles of sodium bicarbonate (NaHCO\u2083) that reacted with 1.400 g, we use the formula: [&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 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