{"id":200095,"date":"2025-03-13T07:44:36","date_gmt":"2025-03-13T07:44:36","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=200095"},"modified":"2025-03-13T07:44:38","modified_gmt":"2025-03-13T07:44:38","slug":"convert-0-75-ug-g-to-the-ppb-scale","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/03\/13\/convert-0-75-ug-g-to-the-ppb-scale\/","title":{"rendered":"Convert 0.75 ug\/g to the ppb scale"},"content":{"rendered":"\n<p>Convert 0.75 ug\/g to the ppb scale<\/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 convert 0.75 micrograms per gram (\u00b5g\/g) to the parts per billion (ppb) scale, you can follow these steps:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 1: Understand the relationship between \u00b5g\/g and ppb<\/h3>\n\n\n\n<p>1 \u00b5g\/g is equivalent to 1 ppb.<\/p>\n\n\n\n<p>This is because:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>1 gram (g) = 1,000,000,000 nanograms (ng), and<\/li>\n\n\n\n<li>1 microgram (\u00b5g) = 1,000 nanograms (ng).<\/li>\n<\/ul>\n\n\n\n<p>Therefore, 1 \u00b5g\/g = 1,000 ng \/ 1,000,000,000 ng = 1 ppb. This means that the units of \u00b5g\/g and ppb are equivalent when considering concentrations.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 2: Apply the conversion factor<\/h3>\n\n\n\n<p>Given the concentration 0.75 \u00b5g\/g, and knowing that 1 \u00b5g\/g equals 1 ppb:<\/p>\n\n\n\n<p>[<br>0.75 \\, \\mu g\/g = 0.75 \\, ppb<br>]<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 3: Interpretation of the result<\/h3>\n\n\n\n<p>Thus, 0.75 \u00b5g\/g is directly equivalent to 0.75 parts per billion (ppb). This means that in a sample, there are 0.75 parts of the substance in every billion parts of the sample.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Why does this work?<\/h3>\n\n\n\n<p>To elaborate further, both \u00b5g\/g and ppb express concentrations of substances in very small amounts. Parts per billion (ppb) is commonly used to express very dilute concentrations in water, air, or soil samples. Since both \u00b5g\/g and ppb express the ratio of mass of a solute to the mass of the solvent or medium, the values are numerically equivalent.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Conclusion<\/h3>\n\n\n\n<p>The conversion of 0.75 \u00b5g\/g to the ppb scale results in <strong>0.75 ppb<\/strong>. The reason the conversion is straightforward is that both units represent the same scale, just in different terms of mass per volume or mass per mass. Therefore, 0.75 \u00b5g\/g = 0.75 ppb.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Convert 0.75 ug\/g to the ppb scale The correct answer and explanation is : To convert 0.75 micrograms per gram (\u00b5g\/g) to the parts per billion (ppb) scale, you can follow these steps: Step 1: Understand the relationship between \u00b5g\/g and ppb 1 \u00b5g\/g is equivalent to 1 ppb. This is because: Therefore, 1 \u00b5g\/g [&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-200095","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/200095","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=200095"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/200095\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=200095"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=200095"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=200095"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}