{"id":682,"date":"2026-04-21T21:28:17","date_gmt":"2026-04-21T21:28:17","guid":{"rendered":"https:\/\/free-exam-answers.com\/?p=682"},"modified":"2026-04-21T21:28:17","modified_gmt":"2026-04-21T21:28:17","slug":"a-sample-of-groundwater-is-tested-for-arsenic-by-reacting-it-with-excess-silver-nitrate-until-no-more-solid-product-is-formed-as-per-the-reaction-below-if-x-grams-of-silver-arsenate-is-obtained-ho","status":"publish","type":"post","link":"https:\/\/free-exam-answers.com\/?p=682","title":{"rendered":"A sample of groundwater is tested for arsenic by reacting it with excess silver nitrate until no more solid product is formed as per the reaction below. If {x} grams of silver arsenate is obtained, how many grams of sodium arsenate were in the groundwater sample? The molar mass of Ag3AsO4is 462.52 g\/mol. The molar mass of Na3AsO4\u00a0is 207.9 g\/mol.\r\nNa3AsO4(aq)+AgNO3(aq)\u21923NaNO3(aq)+Ag3AsO4(s)"},"content":{"rendered":"<p><!--more--><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-682","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"featured_image_src":null,"featured_image_src_square":null,"author_info":{"display_name":"Verity Staging","author_link":"https:\/\/free-exam-answers.com\/?author=6"},"_links":{"self":[{"href":"https:\/\/free-exam-answers.com\/index.php?rest_route=\/wp\/v2\/posts\/682","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/free-exam-answers.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/free-exam-answers.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/free-exam-answers.com\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/free-exam-answers.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=682"}],"version-history":[{"count":0,"href":"https:\/\/free-exam-answers.com\/index.php?rest_route=\/wp\/v2\/posts\/682\/revisions"}],"wp:attachment":[{"href":"https:\/\/free-exam-answers.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=682"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/free-exam-answers.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=682"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/free-exam-answers.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}