{"id":69520,"date":"2026-11-13T04:17:39","date_gmt":"2026-11-12T19:17:39","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=69520"},"modified":"2026-11-13T04:17:39","modified_gmt":"2026-11-12T19:17:39","slug":"kuplien-salaisuus-on-hiilidioksidi-nain-10-nen-suolahappo-liuottaa-kalkkisaostumat","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=69520&lang=fi","title":{"rendered":"Kuplien salaisuus on hiilidioksidi! N\u00e4in 10 %:nen suolahappo liuottaa kalkkisaostumat"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Moi, t\u00e4\u00e4ll\u00e4 tiedekouluttaja Ken Kuwako. Joka p\u00e4iv\u00e4 on koe!<\/strong><\/span><\/p>\n<p>Sanp\u014dru-niminen japanilainen vessanpesuaine sai itsepintaiset kalkkisaostumat katoamaan kuin taikaiskusta. Mutta mik\u00e4 aineosa oikeastaan tekee tuon ty\u00f6n? Sanp\u014dru sis\u00e4lt\u00e4\u00e4 my\u00f6s pinta-aktiivisia aineita ja muuta, joten on pakko kysy\u00e4: onko se todella pelkk\u00e4\u00e4 suolahappoa? P\u00e4\u00e4tin selvitt\u00e4\u00e4 asian kaatamalla puhdasta suolahappoa kalkkisaostumille ja j\u00e4ljitt\u00e4m\u00e4ll\u00e4 syyllisen suoraan tekoon.<\/p>\n<h3>Mit\u00e4 Sanp\u014dru oikein sis\u00e4lt\u00e4\u00e4?<\/h3>\n<p>Sanp\u014dru sis\u00e4lt\u00e4\u00e4 suolahappoa noin 9,5 prosentin pitoisuutena.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-69464 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-10.18.07.jpeg\" alt=\"\" width=\"447\" height=\"241\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-10.18.07.jpeg 1228w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-10.18.07-300x162.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-10.18.07-1024x552.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-10.18.07-768x414.jpeg 768w\" sizes=\"auto, (max-width: 447px) 100vw, 447px\" \/><\/p>\n<p>Sen t\u00e4rkein teht\u00e4v\u00e4 on todenn\u00e4k\u00f6isesti liuottaa kalsiumkarbonaattia, joka on kalkkisaostumien p\u00e4\u00e4ainesosa, sek\u00e4 kalsiumfosfaattia, joka on vessoihin kertyv\u00e4n virtsakiven p\u00e4\u00e4ainesosa.<\/p>\n<p>Sanp\u014dru sis\u00e4lt\u00e4\u00e4 kuitenkin my\u00f6s pinta-aktiivisia aineita. Ne auttavat nestett\u00e4 levi\u00e4m\u00e4\u00e4n ja tarttumaan lian pintaan. Siksi aloin mietti\u00e4: onko suolahappo todella se, joka puhdistaa, vai onko pinta-aktiivisilla aineilla suuri osuus asiassa?<\/p>\n<h3>Mit\u00e4 tapahtuu, kun p\u00e4\u00e4lle kaadetaan 10 %:sta suolahappoa?<\/h3>\n<p>Kaadoin siis kalkkisaostumille 10 %:sta suolahappoa, joka on l\u00e4hes yht\u00e4 vahvaa kuin Sanp\u014dru.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u30b7\u30e5\u30ef\u30b7\u30e5\u30ef\u6ce1\u306e\u6b63\u4f53\u306f\u4e8c\u9178\u5316\u70ad\u7d20\uff0110%\u5869\u9178\u304c\u6c34\u57a2\u3092\u6eb6\u304b\u3059\u77ac\u9593\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/oVFS9COyneo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-69468 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.41.jpeg\" alt=\"\" width=\"538\" height=\"435\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.41.jpeg 720w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.41-300x243.jpeg 300w\" sizes=\"auto, (max-width: 538px) 100vw, 538px\" \/><\/p>\n<p>Saostuma alkoi heti liueta ja kuohui samalla.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-69469 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.48.jpeg\" alt=\"\" width=\"546\" height=\"452\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.48.jpeg 614w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.48-300x248.jpeg 300w\" sizes=\"auto, (max-width: 546px) 100vw, 546px\" \/><\/p>\n<p>Reaktio oli sama kuin Sanp\u014drulla, joten on aika selv\u00e4\u00e4, ett\u00e4 suolahappo on t\u00e4ss\u00e4 esityksess\u00e4 p\u00e4\u00e4osassa. Pinta-aktiiviset aineet ovat sivuosassa: ne auttavat nestett\u00e4 levi\u00e4m\u00e4\u00e4n ja nopeuttavat reaktiota.<\/p>\n<h3>Kuplat ovat hiilidioksidia<\/h3>\n<p>Kun kalsiumkarbonaattiin lis\u00e4t\u00e4\u00e4n suolahappoa, syntyy kalsiumkloridia, vett\u00e4 ja hiilidioksidia.<\/p>\n<p>Se sihisev\u00e4 kuohunta on hiilidioksidikaasun vapautumista. Se on sama kaasu kuin limsassa, mutta t\u00e4ss\u00e4 kuplat ovat todiste siit\u00e4, ett\u00e4 happo sy\u00f6vytt\u00e4\u00e4 kive\u00e4.<\/p>\n<p>Lis\u00e4ksi syntyv\u00e4 kalsiumkloridi liukenee helposti veteen. Kalkkisaostuma on k\u00e4yt\u00e4nn\u00f6ss\u00e4 kive\u00e4, joka ei liukene veteen, mutta happo muuttaa sen aineeksi, joka liukenee. Sen j\u00e4lkeen riitt\u00e4\u00e4, ett\u00e4 huuhtelet tai pyyhit pinnan, ja se on kirkkaan puhdas.<\/p>\n<h3>Yhteydenotot ja toimeksiannot<\/h3>\n<p>Tiede l\u00e4hemm\u00e4s arkea! Kokoan t\u00e4h\u00e4n kotona teht\u00e4vi\u00e4 hauskoja tiedekokeita ja niiden onnistumisvinkkej\u00e4. Selaile ja etsi vapaasti!<br \/>\n\u30fb\u79d1\u5b66\u306e\u30cd\u30bf\u5e33 (Tieteen ideavihko) -blogin sis\u00e4ll\u00f6st\u00e4 on tehty kirja. Lis\u00e4tietoja <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbLis\u00e4\u00e4 sivuston yll\u00e4pit\u00e4j\u00e4st\u00e4 Ken Kuwakosta <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4ll\u00e4<\/a><br \/>\n\u30fbKaikki toimeksiannot (kirjoittaminen, luennot, koety\u00f6pajat, TV-ohjelmien asiantuntijaty\u00f6, esiintymiset ym.) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n<span class=\"s2\">\u30fbP\u00e4ivitystiedot artikkeleista julkaistaan <a href=\"https:\/\/x.com\/kuwako\">X:ss\u00e4<\/a>!<\/span><\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/www.youtube.com\/user\/kkuwako\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35048\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3d9640dad7bc5538e76f92da1966ee19.jpg\" alt=\"\" width=\"30\" height=\"21\" \/><\/a><a href=\"https:\/\/www.youtube.com\/user\/kkuwako?sub_confirmation=1\">\u79d1\u5b66\u306e\u30cd\u30bf\u30c1\u30e3\u30f3\u30cd\u30eb (Tieteen aihepankki -kanava)<\/a> julkaisee kokeiluvideoita!<\/p>\n<h3 style=\"text-align: left;\"><span style=\"font-size: medium;\"><b><strong>\u30c6\u30ec\u30d3\u756a\u7d44\u76e3\u4fee\u30fb\u30a4\u30d9\u30f3\u30c8\u7b49\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n<li>11\/4\uff08\u6c34\uff09<a href=\"https:\/\/www.ntv.co.jp\/zip\/\">ZIP\uff08\u65e5\u672c\u30c6\u30ec\u30d3\uff09<\/a>\u306e\u30b3\u30fc\u30ca\u30fc\uff087:20\u5206\u3053\u308d\u653e\u9001\u4e88\u5b9a\uff09\u306b\u3066\u79d1\u5b66\u76e3\u4fee\u3092\u62c5\u5f53\u3057\u307e\u3057\u305f\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=69252\">\u30b4\u30f3\u30c1\u30e3\u306e\u30b9\u30c8\u30ed\u30fc\u306e\u5dee\u3057\u65b9\u306b\u95a2\u3059\u308b\u30a6\u30e9\u30b6\u30ef\u3068\u79d1\u5b66\u89e3\u8aac\u306b\u3064\u3044\u3066<\/a>\u3067\u3059\u3002<\/li>\r\n<\/ul>\r\n<p><img class=\"alignnone  wp-image-69254 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-05-4.11.17.jpeg\" alt=\"\" width=\"264\" height=\"210\" \/><\/p>\r\n<ul>\r\n<li>11\u670827\u65e5\uff08\u91d1\uff09\u3000\u30c6\u30ec\u30d3\u76e3\u4fee\u756a\u7d44\u653e\u9001\u4e88\u5b9a<\/li>\r\n<li>12\u670826\u65e5\uff08\u571f\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=69396\">\u30ca\u30ea\u30ab\u30b5\u30a4\u30a8\u30f3\u30b9\u30a2\u30ab\u30c7\u30df\u30fc\uff08\u6559\u54e1\u5411\u3051\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\uff09\u958b\u50ac<\/a><\/li>\r\n<\/ul>\r\n<h3>\uff11\uff11\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=69130\">\u3069\u3046\u3057\u3066\u7d50\u9732\u306f\u8d77\u3053\u308b\u306e\u304b\uff1f\u7d50\u9732\u3092\u9632\u3050\u305f\u3081\u306b\u306f\uff1f\u5b9f\u9a13\u3067\u78ba\u304b\u3081\u3088\u3046\uff01<\/a><\/p>\r\n<p><img class=\"alignnone wp-image-69132 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-10-31-10.02.13-10.07.37.jpeg\" sizes=\"(max-width: 420px) 100vw, 420px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-31-10.02.13-10.07.37.jpeg 1322w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-31-10.02.13-10.07.37-300x253.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-31-10.02.13-10.07.37-1024x863.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-31-10.02.13-10.07.37-768x647.jpeg 768w\" alt=\"\" width=\"316\" height=\"266\" \/><\/p>\r\n<h3><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/h3>\r\n<ul>\r\n<li>\u300e<a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\">\u9ad8\u6821\u5165\u8a66 \u5206\u89e3\u554f\u984c\u96c6 \u7406\u79d1<\/a>\u300f\uff08\u5b66\u7814\uff09\u2026\u96e3\u3057\u3044\u554f\u984c\u3082\u5c0f\u3055\u306a\u554f\u984c\u306b\u5206\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3093\u306a\u5206\u89e3\u306e\u6280\u8853\u304c\u8eab\u306b\u3064\u304f\u3088\u3046\u306b\u6df1\u304f\u95a2\u308f\u308a\u3092\u6301\u3063\u3066\u4f5c\u308a\u307e\u3057\u305f\u3002<br \/><a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\"><img class=\"alignnone  wp-image-65097 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-04-8.40.17.jpeg\" alt=\"\" width=\"172\" height=\"244\" \/><\/a>\u300e\u5927\u4eba\u306e\u305f\u3081\u306e\u9ad8\u6821\u7269\u7406\u5fa9\u7fd2\u5e33\u300f\uff08\u8b1b\u8ac7\u793e\uff09\u2026\u4e00\u822c\u5411\u3051\u306b\u65e5\u5e38\u306e\u7269\u7406\u306b\u3064\u3044\u3066\u516c\u5f0f\u3092\u5143\u306b\u7d10\u89e3\u304d\u307e\u3057\u305f\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=1827\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u3067\u306f\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<strong>\u203b\u5897\u5237\u304c\u304b\u304b\u308a\uff16\u5237\u3068\u306a\u308a\u307e\u3057\u305f\uff082026\/02\/01\uff09<br \/><img class=\"alignnone wp-image-10940 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg\" sizes=\"(max-width: 220px) 100vw, 220px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0.jpg 311w\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2014-07-05 0.43.51\" width=\"220\" height=\"192\" \/><\/strong><\/li>\r\n<li>\u300e\u304d\u3081\u308b!\u5171\u901a\u30c6\u30b9\u30c8 \u7269\u7406\u57fa\u790e \u6539\u8a02\u7248\u300f\uff08\u5b66\u7814\uff09\u2026\u3000\u9ad8\u6821\u7269\u7406\u306e\u53c2\u8003\u66f8\u3067\u3059\u3002\u30a4\u30e9\u30b9\u30c8\u3092\u591a\u304f\u3057\u3066\u30a4\u30e1\u30fc\u30b8\u304c\u6301\u3066\u308b\u3088\u3046\u306b\u63cf\u304d\u307e\u3057\u305f\u3002\u6388\u696d\u306b\u3064\u3044\u3066\u3044\u3051\u306a\u3044\u3001\u7269\u7406\u304c\u82e6\u624b\u3001\u305d\u3093\u306a\u751f\u5f92\u306b\u304a\u3059\u3059\u3081\u3067\u3059\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=45322\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u306f\u3053\u3061\u3089\u3002<br \/><img class=\"alignnone wp-image-45718 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg\" sizes=\"(max-width: 184px) 100vw, 184px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg 756w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c-300x269.jpg 300w\" alt=\"\" width=\"184\" height=\"165\" \/><\/li>\r\n<\/ul>\r\n<h3><span style=\"text-align: center;\">\u5404\u7a2eSNS\uff08\u66f4\u65b0\u60c5\u5831\u3092\u304a\u5c4a\u3051\uff01\uff09<\/span><\/h3>\r\n<p style=\"text-align: center;\">\u3010\u65e5\u672c\u8a9e\u3011<a style=\"text-align: center;\" href=\"https:\/\/twitter.com\/kuwako\">X(Twitter)<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.instagram.com\/science_seeds\/\">instagram<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.facebook.com\/kuwakolab\/\">Facebook<\/a>\u3000\u3010\u82f1\u8a9e\u3011<a style=\"text-align: center;\" href=\"https:\/\/bsky.app\/profile\/kagakunoneta.bsky.social\">BlueSky<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.threads.net\/@science_seeds?hl=ja\">Threads<\/a><\/p>\r\n<h3 style=\"text-align: center;\"><strong>Explore<\/strong><\/h3>\r\n<ul>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=30764\">\u697d\u3057\u3044\u5b9f\u9a13<\/a>\u2026\u304a\u5b50\u3055\u3093\u3068\u4e00\u7dd2\u306b\u5922\u4e2d\u306b\u306a\u308c\u308b\u30a4\u30c1\u30aa\u30b7\u306e\u79d1\u5b66\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u9ad8\u6821\u7269\u7406\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306e\u52d5\u753b\u6559\u6750\u3082\u7528\u610f\u3057\u307e\u3057\u305f\u3002<\/li>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=798\">\u7406\u79d1\u306e\u6559\u6750<\/a>\u2026 \u7406\u79d1\u6559\u5e2b\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff01\u6388\u696d\u306e\u8cea\u3092\u9ad8\u3081\u3001\u6e96\u5099\u3092\u52b9\u7387\u5316\u3059\u308b\u305f\u3081\u306e\u9078\u308a\u3059\u3050\u308a\u306e\u6559\u6750\u3092\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\r\n<li><a href=\"https:\/\/www.youtube.com\/c\/kkuwako\">Youtube<\/a>\u2026\u79d1\u5b66\u5b9f\u9a13\u7b49\u306e\u52d5\u753b\u3092\u914d\u4fe1\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\r\n<li><a href=\"https:\/\/music.youtube.com\/playlist?list=PLoK4ZvKN9S2NgpYIochcQs0aL-vrRB_Qw\">\u79d1\u5b66\u30e9\u30b8\u30aa<\/a>\u00a0\u2026\u79d1\u5b66\u30c8\u30d4\u30c3\u30af\u3092\u307b\u307c\u6bce\u65e5\u914d\u4fe1\u4e2d\uff01AI\u6280\u8853\u3092\u99c6\u4f7f\u3057\u3066\u4f5c\u6210\u3057\u305f\u300c\u8033\u3067\u697d\u3057\u3080\u79d1\u5b66\u300d\u3092\u304a\u5c4a\u3051\u3057\u307e\u3059\u3002<\/li>\r\n<li><a 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style=\"text-align: left;\"><ul class=\"wp-block-latest-posts__list is-grid has-dates wp-block-latest-posts is-layout-flow wp-block-latest-posts-is-layout-flow\"><li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=69518&#038;lang=hi\" aria-label=\"\u092c\u0941\u0932\u092c\u0941\u0932\u094b\u0902 \u0915\u093e \u0930\u093e\u091c\u093c \u0939\u0948 \u0915\u093e\u0930\u094d\u092c\u0928 \u0921\u093e\u0907\u0911\u0915\u094d\u0938\u093e\u0907\u0921! 10% \u0939\u093e\u0907\u0921\u094d\u0930\u094b\u0915\u094d\u0932\u094b\u0930\u093f\u0915 \u090f\u0938\u093f\u0921 \u0928\u0947 \u0915\u0948\u0938\u0947 \u0918\u094b\u0932 \u0926\u093f\u090f \u092a\u093e\u0928\u0940 \u0915\u0947 \u091c\u093f\u0926\u094d\u0926\u0940 \u0926\u093e\u0917\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.48-150x150.jpeg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=69518&#038;lang=hi\">\u092c\u0941\u0932\u092c\u0941\u0932\u094b\u0902 \u0915\u093e \u0930\u093e\u091c\u093c \u0939\u0948 \u0915\u093e\u0930\u094d\u092c\u0928 \u0921\u093e\u0907\u0911\u0915\u094d\u0938\u093e\u0907\u0921! 10% \u0939\u093e\u0907\u0921\u094d\u0930\u094b\u0915\u094d\u0932\u094b\u0930\u093f\u0915 \u090f\u0938\u093f\u0921 \u0928\u0947 \u0915\u0948\u0938\u0947 \u0918\u094b\u0932 \u0926\u093f\u090f \u092a\u093e\u0928\u0940 \u0915\u0947 \u091c\u093f\u0926\u094d\u0926\u0940 \u0926\u093e\u0917<\/a><time datetime=\"2026-11-13T04:17:59+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e7411\u670813\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=69520&#038;lang=fi\" aria-label=\"Kuplien salaisuus on hiilidioksidi! N\u00e4in 10 %:nen suolahappo liuottaa kalkkisaostumat\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.48-150x150.jpeg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=69520&#038;lang=fi\">Kuplien salaisuus on hiilidioksidi! N\u00e4in 10 %:nen suolahappo liuottaa kalkkisaostumat<\/a><time datetime=\"2026-11-13T04:17:39+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e7411\u670813\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=69514&#038;lang=ko\" aria-label=\"\ubcf4\uae00\ubcf4\uae00 \uac70\ud488\uc758 \uc815\uccb4\ub294 \uc774\uc0b0\ud654\ud0c4\uc18c! 10% \uc5fc\uc0b0\uc774 \ubb3c\ub54c\ub97c \ub179\uc774\ub294 \uc21c\uac04\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.48-150x150.jpeg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=69514&#038;lang=ko\">\ubcf4\uae00\ubcf4\uae00 \uac70\ud488\uc758 \uc815\uccb4\ub294 \uc774\uc0b0\ud654\ud0c4\uc18c! 10% \uc5fc\uc0b0\uc774 \ubb3c\ub54c\ub97c \ub179\uc774\ub294 \uc21c\uac04<\/a><time datetime=\"2026-11-13T04:16:56+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e7411\u670813\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=69523&#038;lang=es\" aria-label=\"\u00a1Las burbujas son CO\u2082! El momento en que el \u00e1cido clorh\u00eddrico al 10 % disuelve el sarro\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.48-150x150.jpeg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=69523&#038;lang=es\">\u00a1Las burbujas son CO\u2082! El momento en que el \u00e1cido clorh\u00eddrico al 10 % disuelve el sarro<\/a><time datetime=\"2026-11-13T04:16:18+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e7411\u670813\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=69516&#038;lang=zh\" aria-label=\"\u6ecb\u6ecb\u5192\u6ce1\u7684\u771f\u76f8\u662f\u4e8c\u6c27\u5316\u78b3!10%\u9e7d\u9178\u6eb6\u89e3\u6c34\u57a2\u7684\u77ac\u9593\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.48-150x150.jpeg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=69516&#038;lang=zh\">\u6ecb\u6ecb\u5192\u6ce1\u7684\u771f\u76f8\u662f\u4e8c\u6c27\u5316\u78b3!10%\u9e7d\u9178\u6eb6\u89e3\u6c34\u57a2\u7684\u77ac\u9593<\/a><time datetime=\"2026-11-13T04:15:10+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e7411\u670813\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=69512&#038;lang=en\" aria-label=\"The Fizz Is CO\u2082! Watch 10% Hydrochloric Acid Melt Away Water Stains\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.48-150x150.jpeg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=69512&#038;lang=en\">The Fizz Is CO\u2082! Watch 10% Hydrochloric Acid Melt Away Water Stains<\/a><time datetime=\"2026-11-13T04:14:04+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e7411\u670813\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=69496&#038;lang=hi\" aria-label=\"\u0906\u0901\u0916\u094b\u0902 \u0938\u0947 \u0926\u0947\u0916\u0928\u0947 \u0924\u0915 \u092c\u0939\u0941\u0924 \u0926\u0947\u0930 \u0939\u094b \u091a\u0941\u0915\u0940 \u0939\u094b\u0924\u0940 \u0939\u0948! \u0928\u094b\u091f \u092a\u0915\u0921\u093c\u0928\u0947 \u0915\u0947 \u0916\u0947\u0932 \u0938\u0947 \u091c\u093e\u0928\u093f\u090f \u201c0.2 \u0938\u0947\u0915\u0902\u0921 \u0915\u0940 \u0926\u0940\u0935\u093e\u0930\u201d \u0915\u093e \u0930\u093e\u091c\u093c (\u092a\u094d\u0930\u0924\u093f\u0915\u094d\u0930\u093f\u092f\u093e \u0938\u092e\u092f)\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/11\/12a1186805fb79ff3b78cd0b7fddd0a5-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=69496&#038;lang=hi\">\u0906\u0901\u0916\u094b\u0902 \u0938\u0947 \u0926\u0947\u0916\u0928\u0947 \u0924\u0915 \u092c\u0939\u0941\u0924 \u0926\u0947\u0930 \u0939\u094b \u091a\u0941\u0915\u0940 \u0939\u094b\u0924\u0940 \u0939\u0948! \u0928\u094b\u091f \u092a\u0915\u0921\u093c\u0928\u0947 \u0915\u0947 \u0916\u0947\u0932 \u0938\u0947 \u091c\u093e\u0928\u093f\u090f \u201c0.2 \u0938\u0947\u0915\u0902\u0921 \u0915\u0940 \u0926\u0940\u0935\u093e\u0930\u201d \u0915\u093e \u0930\u093e\u091c\u093c (\u092a\u094d\u0930\u0924\u093f\u0915\u094d\u0930\u093f\u092f\u093e \u0938\u092e\u092f)<\/a><time datetime=\"2026-11-13T04:12:49+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e7411\u670813\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=69460\" aria-label=\"\u30b7\u30e5\u30ef\u30b7\u30e5\u30ef\u6ce1\u306e\u6b63\u4f53\u306f\u4e8c\u9178\u5316\u70ad\u7d20\uff0110%\u5869\u9178\u304c\u6c34\u57a2\u3092\u6eb6\u304b\u3059\u77ac\u9593\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-11-11-9.18.48-150x150.jpeg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=69460\">\u30b7\u30e5\u30ef\u30b7\u30e5\u30ef\u6ce1\u306e\u6b63\u4f53\u306f\u4e8c\u9178\u5316\u70ad\u7d20\uff0110%\u5869\u9178\u304c\u6c34\u57a2\u3092\u6eb6\u304b\u3059\u77ac\u9593<\/a><time datetime=\"2026-11-13T04:11:11+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e7411\u670813\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=40631\" aria-label=\"\u30b3\u30a4\u306f50\u4e07\u500b\u3001\u30b0\u30c3\u30d4\u30fc\u306f50\u5339\u3002\u9b5a\u306e\u300c\u7523\u307f\u65b9\u300d\u3067\u751f\u304d\u6b8b\u308a\u4f5c\u6226\u304c\u898b\u3048\u3066\u304f\u308b\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/07\/238f9eb23c30a9135271302d153b57a1-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=40631\">\u30b3\u30a4\u306f50\u4e07\u500b\u3001\u30b0\u30c3\u30d4\u30fc\u306f50\u5339\u3002\u9b5a\u306e\u300c\u7523\u307f\u65b9\u300d\u3067\u751f\u304d\u6b8b\u308a\u4f5c\u6226\u304c\u898b\u3048\u3066\u304f\u308b<\/a><time datetime=\"2026-11-13T04:09:21+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e7411\u670813\u65e5<\/time><\/li>\n<\/ul><\/h3>\r\n<p>&nbsp;<\/p>\r\n<h3 style=\"text-align: left;\"><\/h3>\r\n","protected":false},"excerpt":{"rendered":"<p>Moi, t\u00e4\u00e4ll\u00e4 tiedekouluttaja Ken Kuwako. Joka p\u00e4iv\u00e4 on koe! Sanp\u014dru-niminen japanilainen vessanpesuaine sai its [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":69469,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","sns_share_botton_hide":"","vkExUnit_sns_title":"","vkexunit_cta_each_option":"","_lightning_design_setting":{"layout":"default"},"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1630],"tags":[],"class_list":["post-69520","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category--fi"],"jetpack-related-posts":[{"id":69440,"url":"https:\/\/phys-edu.net\/wp\/?p=69440&lang=fi","url_meta":{"origin":69520,"position":0},"title":"Hanan valkoinen kalkkikerrostuma onkin kive\u00e4! Sanpole poistaa kalkin 5 minuutissa \u2013 n\u00e4in se toimii","author":"\u6851\u5b50 \u7814","date":"2026\u5e7411\u670811\u65e5","format":false,"excerpt":"Moi, olen tiedekouluttaja Ken Kuwako. 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