{"id":34,"date":"2024-04-04T07:50:46","date_gmt":"2024-04-04T04:50:46","guid":{"rendered":"https:\/\/sisu.ut.ee\/keemiaabc\/62-molaarmass-ja-selle-seos-massiga\/"},"modified":"2024-06-13T11:06:55","modified_gmt":"2024-06-13T08:06:55","slug":"62-molaarmass-ja-selle-seos-massiga","status":"publish","type":"page","link":"https:\/\/sisu.ut.ee\/keemiaabc\/62-molaarmass-ja-selle-seos-massiga\/","title":{"rendered":"6.2. Molaarmass ja selle seos massiga"},"content":{"rendered":"<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Mool on k\u00fcll keemikute seas v\u00e4ga laialt kasutatav \u00fchik, aga otseselt ei saa kasutada \u00fchtegi m\u00f5\u00f5teriista moolide m\u00f5\u00f5tmiseks. Samuti ei osta Sa tavap\u00e4raselt lahtiseid komme mitte moolides vaid grammides. Selleks, et aine hulgalt\u00a0\u00fcle minna aine massile, kasutatakse molaarmassi. Milline\u00a0on mooli ja massi seos ning kuidas leida molaarmassi ning molaarmassi kaudu aine massi, saad vaadata j\u00e4rgmisest\u00a0videost.<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><\/p><div class=\"ratio ratio-16x9 mb-3\"><div class=\"video-placeholder-wrapper video-placeholder-wrapper--16x9\">\n\t\t\t    <div class=\"video-placeholder d-flex justify-content-center align-items-center\">\n\t\t\t        <div class=\"overlay text-white p-2 w-100 text-center d-block justify-content-center align-items-center\">\n\t\t\t            <div>Kolmandate osapoolte sisu n\u00e4gemiseks palun n\u00f5ustu k\u00fcpsistega.<\/div>\n\t\t\t            <button class=\"btn btn-secondary btn-sm mt-1 consent-change\">Muuda n\u00f5usolekut<\/button>\n\t\t\t        <\/div>\n\t\t\t    <\/div>\n\t\t\t<\/div>\n<\/div>\n<h6 style=\"margin: 12pt 0cm;\"><span style=\"line-height: 150%;\">Allikas:\u00a0<\/span><a title=\"\" href=\"https:\/\/youtu.be\/g1s_JY9rcJs\" target=\"_blank\" rel=\"noopener\" data-url=\"https:\/\/youtu.be\/g1s_JY9rcJs\">https:\/\/youtu.be\/g1s_JY9rcJs<\/a><\/h6>\n<h5>Molaarmass on \u00fche mooli aineosakeste mass.<\/h5>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Molaarmassi t\u00e4hiseks on <i>M<\/i> ning keemias k\u00f5ige kasutatavamaks molaarmassi \u00fchikuks g\/mol. Selleks, et leida konkreetse \u00fchendi molaarmassi, tuleb liita aine koostises olevate elementide \u00fcmardatud aatommassid. <\/span><\/span><span lang=\"et\"><span style=\"line-height: 150%;\">Sealjuures tuleb arvestada ka aatomite arvusid \u00fchendis.<\/span><\/span><\/span><\/p>\n<h2 style=\"margin: 12pt 0cm;\">N\u00e4ide 1. Arvuta vee molaarmass.<\/h2>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-503 size-full\" style=\"width: 300px; height: 177px; float: right;\" title=\"screenshot_2022-02-11_at_15.28.56.png\" src=\"https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/546\/screenshot_2022-02-07_at_15.07.16.png\" alt=\"\" width=\"484\" height=\"286\" srcset=\"https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/546\/screenshot_2022-02-07_at_15.07.16.png 484w, https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/546\/screenshot_2022-02-07_at_15.07.16-300x177.png 300w\" sizes=\"auto, (max-width: 484px) 100vw, 484px\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Vee keemiline valem on H<sub>2<\/sub>O. Molaarmassi leidmiseks kasutame perioodilisustabelis toodud aatommasse, kuid \u00fcmardame need t\u00e4isarvuks. Vesiniku aatommass on 1,008 ehk \u00fcmardatuna t\u00e4isarvuks 1 ning hapniku aatommass on 15,999 ehk \u00fcmardatuna t\u00e4isarvuks 16. Kuna vee molekulis on 2 vesiniku aatomit,\u00a0<\/span><\/span><span lang=\"et\"><span style=\"line-height: 150%;\">tuleb seda ka arvutusk\u00e4igu puhul j\u00e4lgida ning vee molaarmassi leidmiseks oleks arvutusk\u00e4ik j\u00e4rgmine:<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12pt 0cm 12pt 40px;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">M(H<sub>2<\/sub>O) = 2 <\/span><span style=\"background: white;\"><span style=\"line-height: 150%;\">$\\times $<\/span><\/span><span style=\"line-height: 150%;\">1 + 16 = 18 g\/mol<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">J\u00e4rgnevalt on v\u00e4lja toodud veel m\u00f5ningate \u00fchendite molaarmassid koos arvutusk\u00e4iguga. Kontrolli, kas said sama tulemuse.<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12pt 0cm 12pt 40px;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">M(K) = 39 g\/mol<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12pt 0cm 12pt 40px;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">M(Al<sub>2<\/sub>O<sub>3<\/sub>) = 2 <\/span><span style=\"background: white;\"><span style=\"line-height: 150%;\">$\\times $<\/span><\/span><span style=\"line-height: 150%;\"> 27 + 3 <\/span><span style=\"background: white;\"><span style=\"line-height: 150%;\">$\\times $<\/span><\/span><span style=\"line-height: 150%;\">16 = 102 g\/mol<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12pt 0cm 12pt 40px;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">M(H<sub>2<\/sub>SO<sub>3<\/sub>) = 2 <\/span><span style=\"background: white;\"><span style=\"line-height: 150%;\">$\\times $<\/span><\/span><span style=\"line-height: 150%;\"> 1 + 32 + 3 <\/span><span style=\"background: white;\"><span style=\"line-height: 150%;\">$\\times $<\/span><\/span><span style=\"line-height: 150%;\"> 16 = 82 g\/mol<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12pt 0cm 12pt 40px;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">M(NaCl) = 23 + 35,5 = 58,5 g\/mol<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Nagu viimasest n\u00e4itest selgub, on ka aatommasside \u00fcmardamisel erandid. J\u00e4ta meelde, et kloori aatommassi v\u00e4\u00e4rtus on 35,5 ning vase oma 63,5.<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\"><div class=\"accordion mb-3\">\n        <div class=\"accordion-item accordion-item--white\">\n        <h2 class=\"accordion-header\" id=\"accordion-69dc488057036-heading\">\n            <button class=\"accordion-button collapsed\" type=\"button\" data-bs-toggle=\"collapse\" data-bs-target=\"#accordion-69dc488057036-collapse\" aria-expanded=\"true\" aria-controls=\"accordion-69dc488057036-collapse\">\u00dclesanne 1<\/button>\n        <\/h2>\n        <div id=\"accordion-69dc488057036-collapse\" class=\"accordion-collapse collapse\" aria-labelledby=\"accordion-69dc488057036-heading\">\n            <div class=\"accordion-body\">\n<p>Vali \u00f5ige molaarmass.<div class=\"video-placeholder-wrapper video-placeholder-wrapper--fixed\" style=\"height: 316px;\">\n\t\t\t    <div class=\"video-placeholder d-flex justify-content-center align-items-center\">\n\t\t\t        <div class=\"overlay text-white p-2 w-100 text-center d-block justify-content-center align-items-center\">\n\t\t\t            <div>Kolmandate osapoolte sisu n\u00e4gemiseks palun n\u00f5ustu k\u00fcpsistega.<\/div>\n\t\t\t            <button class=\"btn btn-secondary btn-sm mt-1 consent-change\">Muuda n\u00f5usolekut<\/button>\n\t\t\t        <\/div>\n\t\t\t    <\/div>\n\t\t\t<\/div>\n<script src=\"https:\/\/sisu.ut.ee\/wp-content\/plugins\/h5p\/h5p-php-library\/js\/h5p-resizer.js\" charset=\"UTF-8\"><\/script><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\"><\/span><\/span><\/span><\/p><\/div>\n        <\/div>\n        <\/div>\n    <\/div><\/span><\/span><\/span><\/p>\n<h5><span style=\"line-height: normal;\"><span lang=\"et\" style=\"color: black;\">Molaarmassi seos ainehulgaga<\/span><\/span><br>\n$n=\\frac{m}{M}$<br>\n<span style=\"line-height: normal;\"><span lang=\"et\" style=\"color: black;\">n \u2013 ainehulk (\u00fchik mol)<\/span><\/span><br>\n<span style=\"line-height: normal;\"><span lang=\"et\" style=\"color: black;\">m \u2013 aine mass (\u00fchik g)<\/span><\/span><br>\n<span style=\"line-height: normal;\"><span lang=\"et\" style=\"color: black;\">M \u2013 molaarmass (\u00fchik g\/mol)<\/span><\/span><\/h5>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\">Molaarmassi kasutades on v\u00f5imalik arvutada aine hulka v\u00f5i massi.\u00a0<span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Ainehulk on avaldatav kui<\/span><\/span><\/span>\u00a0 $n=\\frac{m}{M}$<\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">kus <i>n<\/i> t\u00e4histab ainehulka (\u00fchik mool, l\u00fchend mol), <i>m<\/i> aine massi (\u00fchik gramm) ning M on molaarmass (\u00fchik g\/mol). <\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Arvutus\u00fclesannete lahendamise k\u00e4iguga oled Sa juba tuttav, kuid kordame selle \u00fcle.<\/span><\/span><\/span><\/p>\n<p>Arvutus\u00fclesannete lihtsamaks lahendamiseks v\u00f5id eeskujuks v\u00f5tta j\u00e4rgnevad sammud:<\/p>\n<ol>\n<li>Loe \u00fclesande tekst m\u00f5ttega l\u00e4bi.<\/li>\n<li>Jooni tekstis alla k\u00f5ik arvud.<\/li>\n<li>Omista arvule kindel f\u00fc\u00fcsikaline suurus. Seda on lihtne teha n\u00e4iteks \u00fchiku alusel.<\/li>\n<li>Kirjuta v\u00e4lja andmed ning otsitav suurus.<\/li>\n<li>Kirjuta v\u00e4lja valemid ning kui vaja, avalda valemist otsitav suurus.<\/li>\n<li>Asenda valemitesse arvud ning teosta arvutused.<\/li>\n<\/ol>\n<p>Ole valmis, et m\u00f5nikord tuleb \u00fchikuid teisendada.<\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Teeme koos l\u00e4bi kaks\u00a0\u00fclesannet.<\/span><\/span><\/span><\/p>\n<h2>N\u00e4idis\u00fclesanne 1. Ainehulga leidmine<\/h2>\n<table class=\"table table-hover\" style=\"width: 100%;\" border=\"0\" cellspacing=\"1\" cellpadding=\"1\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">1. Loe \u00fclesande tekst m\u00f5ttega l\u00e4bi.<\/span><\/span><\/span><\/td>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Mitu mooli on 9,3 grammis naatriumoksiidis?<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">2. Jooni alla k\u00f5ik arvud, mis on tekstis.<\/span><\/span><\/span><\/td>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Mitu mooli on <u>9,3<\/u> grammis naatriumoksiidis?<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">3. Omista arvule kindel f\u00fc\u00fcsikaline suurus.<\/span><\/span><\/span><\/p>\n<\/td>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">9,3 grammi n\u00e4itab aine massi.<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">4. Kirjuta v\u00e4lja andmed.<\/span><\/span><\/span><\/td>\n<td>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><i><span lang=\"et\"><span style=\"line-height: 150%;\">m<\/span><\/span><\/i><span lang=\"et\"><span style=\"line-height: 150%;\"> = 9,3 g<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Samuti on hetkel teada, et aineks on naatriumoksiid, mille valem on Na<sub>2<\/sub>O. Igale ainele, mille valemit Sa tead, saab leida molaarmassi.<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><i><span lang=\"et\"><span style=\"line-height: 150%;\">M<\/span><\/span><\/i><span lang=\"et\"><span style=\"line-height: 150%;\">(Na<sub>2<\/sub>O) = 2 <\/span><span style=\"background: white;\"><span style=\"line-height: 150%;\">$\\times $<\/span><\/span><span style=\"line-height: 150%;\"> 23 + 16 = 62 g\/mol<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Otsitav suurus on hetkel moolide arv, j\u00e4relikult <i>n<\/i> = ?<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">5. Kirjuta v\u00e4lja valemid.<\/span><\/span><\/span><\/td>\n<td>$n=\\frac{m}{M}$<span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Kuna antud juhul on vajalik ainehulk, siis valemist m\u00f5nda teist suurust avaldama ei pea.<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">6. Asendame arvud ja teostame arvutused.<\/span><\/span><\/span><\/td>\n<td>$n=\\frac{m}{M}=\\frac{9,3\\\u00a0 g}{62\\\u00a0 g\/mol}=0,15\\\u00a0 mol$<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><\/p><div class=\"accordion mb-3\">\n        <div class=\"accordion-item accordion-item--white\">\n        <h2 class=\"accordion-header\" id=\"accordion-69dc488057047-heading\">\n            <button class=\"accordion-button collapsed\" type=\"button\" data-bs-toggle=\"collapse\" data-bs-target=\"#accordion-69dc488057047-collapse\" aria-expanded=\"true\" aria-controls=\"accordion-69dc488057047-collapse\">\u00dclesanne 2<\/button>\n        <\/h2>\n        <div id=\"accordion-69dc488057047-collapse\" class=\"accordion-collapse collapse\" aria-labelledby=\"accordion-69dc488057047-heading\">\n            <div class=\"accordion-body\">\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\">Leia ainehulk.<\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><div class=\"video-placeholder-wrapper video-placeholder-wrapper--fixed\" style=\"height: 271px;\">\n\t\t\t    <div class=\"video-placeholder d-flex justify-content-center align-items-center\">\n\t\t\t        <div class=\"overlay text-white p-2 w-100 text-center d-block justify-content-center align-items-center\">\n\t\t\t            <div>Kolmandate osapoolte sisu n\u00e4gemiseks palun n\u00f5ustu k\u00fcpsistega.<\/div>\n\t\t\t            <button class=\"btn btn-secondary btn-sm mt-1 consent-change\">Muuda n\u00f5usolekut<\/button>\n\t\t\t        <\/div>\n\t\t\t    <\/div>\n\t\t\t<\/div>\n<script src=\"https:\/\/sisu.ut.ee\/wp-content\/plugins\/h5p\/h5p-php-library\/js\/h5p-resizer.js\" charset=\"UTF-8\"><\/script><\/p><\/div>\n        <\/div>\n        <\/div>\n    <\/div>\n<h2>N\u00e4idis\u00fclesanne 2. Aine massi leidmine<\/h2>\n<table class=\"table table-hover\" style=\"width: 100%;\" border=\"0\" cellspacing=\"1\" cellpadding=\"1\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">1. Loe \u00fclesande tekst m\u00f5ttega l\u00e4bi.<\/span><\/span><\/span><\/td>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Arvuta 3 mol kaaliumnitraadi mass.<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">2. Jooni alla k\u00f5ik arvud, mis on tekstis.<\/span><\/span><\/span><\/td>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Arvuta <u>3<\/u> mol kaaliumnitraadi mass.<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">3. Omista arvule kindel f\u00fc\u00fcsikaline suurus.<\/span><\/span><\/span><\/td>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">3 mol n\u00e4itab ainehulka.<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">4. Kirjuta v\u00e4lja andmed.<\/span><\/span><\/span><\/td>\n<td>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><i><span lang=\"et\"><span style=\"line-height: 150%;\">n <\/span><\/span><\/i><span lang=\"et\"><span style=\"line-height: 150%;\">= 3 mol<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Samuti on hetkel teada, et aineks on kaaliumnitraat, mille valem on KNO<sub>3<\/sub>. Igale ainele, mille valemit Sa tead, saab leida molaarmassi.<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">M(KNO<sub>3<\/sub>) = 39 + 14 + 3 <\/span><span style=\"background: white;\"><span style=\"line-height: 150%;\">$\\times $<\/span><\/span><span style=\"line-height: 150%;\"> 16 = 101 g\/mol<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Otsitav suurus on hetkel mass, j\u00e4relikult <i>m<\/i> = ?<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td><span lang=\"et\"><span style=\"line-height: 115%;\">5. Kirjuta v\u00e4lja valemid.<\/span><\/span><\/td>\n<td>$n=\\frac{m}{M}$<span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Kuna antud juhul on vajalik mass, siis mass avaldub: <i>m<\/i> = <i>n<\/i> <\/span><span style=\"background: white;\"><span style=\"line-height: 150%;\">$\\times $<\/span><\/span><span style=\"line-height: 150%;\"> <i>M<\/i><\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">6. Asenda arvud ja teosta arvutused.<\/span><\/span><\/span><\/td>\n<td>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><i><span lang=\"et\"><span style=\"line-height: 150%;\">m<\/span><\/span><\/i><span lang=\"et\"><span style=\"line-height: 150%;\"> = 3 mol <\/span><span style=\"background: white;\"><span style=\"line-height: 150%;\">$\\times $<\/span><\/span><span style=\"line-height: 150%;\"> 101 g\/mol = 303 g<\/span><\/span><\/span><\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><span style=\"line-height: 150%;\"><span lang=\"et\"><span style=\"line-height: 150%;\">Ka \u00fchikutega saad siin sama tehte teha\u00a0 mol <\/span><\/span><span lang=\"et\"><span style=\"background: white;\"><span style=\"line-height: 150%;\">\u00d7 <\/span><\/span><\/span><span lang=\"et\"><span style=\"line-height: 150%;\">g\/mol, moolid taanduvad maha ning alles j\u00e4\u00e4b massi \u00fchik g.<\/span><\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><\/p><div class=\"accordion mb-3\">\n        <div class=\"accordion-item accordion-item--white\">\n        <h2 class=\"accordion-header\" id=\"accordion-69dc48805704a-heading\">\n            <button class=\"accordion-button collapsed\" type=\"button\" data-bs-toggle=\"collapse\" data-bs-target=\"#accordion-69dc48805704a-collapse\" aria-expanded=\"true\" aria-controls=\"accordion-69dc48805704a-collapse\">\u00dclesanne 3<\/button>\n        <\/h2>\n        <div id=\"accordion-69dc48805704a-collapse\" class=\"accordion-collapse collapse\" aria-labelledby=\"accordion-69dc48805704a-heading\">\n            <div class=\"accordion-body\">\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\">Lahenda \u00fclesanded.<\/p>\n<p style=\"margin: 12.0pt 0cm 12.0pt 0cm;\"><div class=\"video-placeholder-wrapper video-placeholder-wrapper--fixed\" style=\"height: 299px;\">\n\t\t\t    <div class=\"video-placeholder d-flex justify-content-center align-items-center\">\n\t\t\t        <div class=\"overlay text-white p-2 w-100 text-center d-block justify-content-center align-items-center\">\n\t\t\t            <div>Kolmandate osapoolte sisu n\u00e4gemiseks palun n\u00f5ustu k\u00fcpsistega.<\/div>\n\t\t\t            <button class=\"btn btn-secondary btn-sm mt-1 consent-change\">Muuda n\u00f5usolekut<\/button>\n\t\t\t        <\/div>\n\t\t\t    <\/div>\n\t\t\t<\/div>\n<script src=\"https:\/\/sisu.ut.ee\/wp-content\/plugins\/h5p\/h5p-php-library\/js\/h5p-resizer.js\" charset=\"UTF-8\"><\/script><\/p><\/div>\n        <\/div>\n        <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>Mool on k\u00fcll keemikute seas v\u00e4ga laialt kasutatav \u00fchik, aga otseselt ei saa kasutada \u00fchtegi m\u00f5\u00f5teriista moolide m\u00f5\u00f5tmiseks. Samuti ei osta Sa tavap\u00e4raselt lahtiseid komme mitte moolides vaid grammides. Selleks, et aine hulgalt\u00a0\u00fcle minna aine massile, kasutatakse molaarmassi. Milline\u00a0on mooli &#8230;<\/p>\n","protected":false},"author":276,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-34","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/sisu.ut.ee\/keemiaabc\/wp-json\/wp\/v2\/pages\/34","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sisu.ut.ee\/keemiaabc\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sisu.ut.ee\/keemiaabc\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sisu.ut.ee\/keemiaabc\/wp-json\/wp\/v2\/users\/276"}],"replies":[{"embeddable":true,"href":"https:\/\/sisu.ut.ee\/keemiaabc\/wp-json\/wp\/v2\/comments?post=34"}],"version-history":[{"count":6,"href":"https:\/\/sisu.ut.ee\/keemiaabc\/wp-json\/wp\/v2\/pages\/34\/revisions"}],"predecessor-version":[{"id":597,"href":"https:\/\/sisu.ut.ee\/keemiaabc\/wp-json\/wp\/v2\/pages\/34\/revisions\/597"}],"wp:attachment":[{"href":"https:\/\/sisu.ut.ee\/keemiaabc\/wp-json\/wp\/v2\/media?parent=34"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}