{"id":734,"date":"2021-03-17T15:32:21","date_gmt":"2021-03-17T13:32:21","guid":{"rendered":"https:\/\/www.real.edu.ee\/ajaveeb\/139c\/?p=734"},"modified":"2021-03-17T15:32:21","modified_gmt":"2021-03-17T13:32:21","slug":"teistsugune-keemiatund","status":"publish","type":"post","link":"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/2021\/03\/17\/teistsugune-keemiatund\/","title":{"rendered":"Teistsugune keemiatund"},"content":{"rendered":"<p>Sel v\u00e4hesel ajal, kui saime veel \u00f5ppida kontakt\u00f5ppes, suundusime Tallinna Kesklinna P\u00f5hikooli, et viia l\u00e4bi huvitav keemia praktikum. Sealt leidsime tipptasemel keemiaklassi ja saime teada, et hakkame tiitrimise abil m\u00e4\u00e4rama etaanhappe sisaldust s\u00f6\u00f6gi\u00e4\u00e4dikas. Saime uuritava lahuse, lisasime sellele veidi fenoolftaleiini ja hakkasime b\u00fcretist tilkhaaval lahuse hulka naatriumh\u00fcdroksiidi lahust lisama. Kulunud koguse abil saime arvutada etaanhappe massiprotsendi, milleks tuli umbes 30%. Kes j\u00f5udsid said ka etaanhappe sisalduse \u00f5una\u00e4\u00e4dikas \u00e4ra m\u00e4\u00e4rata.<\/p>\n<p><span style=\"font-size: 8pt\"><strong>Ketlin<\/strong><\/span><\/p>\n<div id=\"attachment_735\" style=\"width: 507px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-735\" class=\"wp-image-735 \" src=\"http:\/\/www.real.edu.ee\/ajaveeb\/139c\/files\/2021\/03\/150848633_244620537209364_6265736615340573395_n-e1615987775276-300x190.jpg\" alt=\"\" width=\"497\" height=\"315\" srcset=\"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/files\/2021\/03\/150848633_244620537209364_6265736615340573395_n-e1615987775276-300x190.jpg 300w, https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/files\/2021\/03\/150848633_244620537209364_6265736615340573395_n-e1615987775276-768x487.jpg 768w, https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/files\/2021\/03\/150848633_244620537209364_6265736615340573395_n-e1615987775276.jpg 960w\" sizes=\"auto, (max-width: 497px) 100vw, 497px\" \/><p id=\"caption-attachment-735\" class=\"wp-caption-text\">T\u00f6ises olekus<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Sel v\u00e4hesel ajal, kui saime veel \u00f5ppida kontakt\u00f5ppes, suundusime Tallinna Kesklinna P\u00f5hikooli, et viia l\u00e4bi huvitav keemia praktikum. Sealt leidsime tipptasemel keemiaklassi ja saime teada, et hakkame tiitrimise abil m\u00e4\u00e4rama etaanhappe sisaldust s\u00f6\u00f6gi\u00e4\u00e4dikas. Saime uuritava lahuse, lisasime sellele veidi fenoolftaleiini ja hakkasime b\u00fcretist tilkhaaval lahuse hulka naatriumh\u00fcdroksiidi lahust lisama. Kulunud koguse abil saime arvutada etaanhappe [&hellip;]<\/p>\n","protected":false},"author":160,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-734","post","type-post","status-publish","format-standard","hentry","category-maaratlemata"],"_links":{"self":[{"href":"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/wp-json\/wp\/v2\/posts\/734","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/wp-json\/wp\/v2\/users\/160"}],"replies":[{"embeddable":true,"href":"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/wp-json\/wp\/v2\/comments?post=734"}],"version-history":[{"count":6,"href":"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/wp-json\/wp\/v2\/posts\/734\/revisions"}],"predecessor-version":[{"id":741,"href":"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/wp-json\/wp\/v2\/posts\/734\/revisions\/741"}],"wp:attachment":[{"href":"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/wp-json\/wp\/v2\/media?parent=734"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/wp-json\/wp\/v2\/categories?post=734"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.real.edu.ee\/ajaveeb\/arh139c\/wp-json\/wp\/v2\/tags?post=734"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}