{"product_id":"argonix-rayleigh-ramsay","title":"Argonix – The Discovery of Argon \/ +0.5% Physics Sticker","description":"\u003cp\u003eArgonix, a hooded gas-hunter, cradles a glowing violet discharge in his hands.\u003c\/p\u003e\u003ch3\u003eThe Physics\u003c\/h3\u003e\u003cp\u003eLord Rayleigh weighed nitrogen with great care and found that nitrogen taken from air was about half a percent denser than nitrogen made from ammonia, a gap far larger than his errors. With William Ramsay he removed all the nitrogen and oxygen from air and found a stubborn leftover gas, about 1% of the atmosphere, with a new spectrum and no chemistry at all. They named it argon, ‘the lazy one’ (“Argon, a New Constituent of the Atmosphere”, Phil. Trans. A 186, 187, 1895).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eρ\u003csub\u003eair N₂\u003c\/sub\u003e ≈ 1.005 ρ\u003csub\u003echem N₂\u003c\/sub\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eρ\u003csub\u003eair N₂\u003c\/sub\u003e: density of ‘nitrogen’ from air, which still contains argon\u003c\/li\u003e\n\u003cli\u003eρ\u003csub\u003echem N₂\u003c\/sub\u003e: density of nitrogen from chemical sources\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eTaking a tiny discrepancy seriously opened a whole new column of the periodic table, the noble gases. Both men won 1904 Nobel Prizes.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eHonest caveat:\u003c\/em\u003e The +0.5% is approximate: Rayleigh's figures were about 1.2572 g\/L against 1.2505 g\/L.\u003c\/p\u003e\u003ch3\u003eOn the sticker\u003c\/h3\u003e\u003cp\u003eArgonix holds a swirl of glowing violet light between his hands, in a dim laboratory. Printed text: \u003cstrong\u003eARGONIX\u003c\/strong\u003e with the line \u003cstrong\u003e+0.5%\u003c\/strong\u003e. Pixel-art kiss-cut vinyl sticker, white, in 2″, 3″, 4″ and 6″ sizes.\u003c\/p\u003e","brand":"Printify","offers":[{"title":"2\" × 2\" \/ White","offer_id":50964115652711,"sku":"24479901503074595303","price":4.99,"currency_code":"USD","in_stock":true},{"title":"3\" × 3\" \/ White","offer_id":50964115685479,"sku":"17547288737499559587","price":6.99,"currency_code":"USD","in_stock":true},{"title":"4\" × 4\" \/ White","offer_id":50964115718247,"sku":"26475836857307240927","price":8.99,"currency_code":"USD","in_stock":true},{"title":"6\" × 6\" \/ White","offer_id":50964115751015,"sku":"10109903066330419492","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/8746\/9159\/files\/8383145426320380742_1200.jpg?v=1793659958","url":"https:\/\/pixelatedphysics.com\/zh-hant\/products\/argonix-rayleigh-ramsay","provider":"Pixelated Physics","version":"1.0","type":"link"}