{"id":3538,"date":"2021-04-09T15:34:38","date_gmt":"2021-04-09T08:34:38","guid":{"rendered":"https:\/\/dbm.com.vn\/product\/uncategorized\/gay-lussacs-law-apparatus\/"},"modified":"2021-06-11T10:33:15","modified_gmt":"2021-06-11T03:33:15","slug":"gay-lussacs-law-apparatus","status":"publish","type":"product","link":"https:\/\/dbm.com.vn\/en\/product\/gay-lussacs-law-apparatus\/","title":{"rendered":"IDEAL GASES-GAY-LUSSAC&#8217;S LAW"},"content":{"rendered":"<p><em><span style=\"text-decoration: underline;\">Key Features:<\/span><\/em><\/p>\n<ul>\n<li>Self-contained bench-top module<\/li>\n<li>Demonstrates Gay-Lussac\u2019s law relating pressure and temperature of an ideal gas (air)<\/li>\n<li>Simple and safe &#8211; needs no tools, uses low pressures and a thermally-insulated heater<\/li>\n<li>Includes thermocouples and a pressure sensor connected to a digital display<\/li>\n<li>Electronic controller to accurately regulate temperature<\/li>\n<li>Can connect to TecQuipment\u2019s Versatile Data Acquisition System (VDAS\u00ae)<\/li>\n<\/ul>\n<p><em><span style=\"text-decoration: underline;\">Description:<\/span><\/em><\/p>\n<ul>\n<li>The bench-mounting equipment includes a back plate<br \/>\nthat holds a low-pressure vessel<\/li>\n<li>The vessel holds a fixed volume of air surrounded by an insulated heater, controlled by an electronic temperature controller.<\/li>\n<li>A hand-operated valve at the bottom of the vessel allows<br \/>\nstudents to normalise the air in the vessel to ambient<br \/>\nconditions.<\/li>\n<li>The equipment uses normal clean dry air, as it behaves<br \/>\nas an ideal gas over the range of pressures used in this<br \/>\nequipment.<\/li>\n<li>A thermocouple measures the temperature of the heater<br \/>\nsurface for the controller<\/li>\n<li>Two thermocouples measure the temperature of the air in the vessel<\/li>\n<li>A pressure transducer measures the pressure of the heated air in the vessel.<\/li>\n<li>A digital display shows the absolute pressure, both<br \/>\ntemperatures and their average value<\/li>\n<li>Students set the controller for the range of temperatures<br \/>\nneeded during the experiment. They then record the<br \/>\nchanges in pressure as the temperature increases and<br \/>\nplot the results to prove Gay-Lussac\u2019s law<\/li>\n<li>The experiment can also work in reverse; students heat the<br \/>\nvessel, open the valve to normalize the air in the vessel,<br \/>\nthen shut the valve. They then record the pressure and<br \/>\ntemperature drop as the vessel cools naturally.<\/li>\n<\/ul>\n<p><em><span style=\"text-decoration: underline;\">Learning Outcomes:<\/span><\/em><\/p>\n<ul>\n<li>Demonstrates change of pressure of a fixed volume of<br \/>\ngas during heating<\/li>\n<li>Proving Gay-Lussac\u2019s law by experiment<\/li>\n<li>The principle of a vapour pressure thermometer<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Product Code: TD1001<\/p>\n","protected":false},"featured_media":3095,"template":"","meta":[],"product_cat":[31,884],"product_tag":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/dbm.com.vn\/en\/wp-json\/wp\/v2\/product\/3538"}],"collection":[{"href":"https:\/\/dbm.com.vn\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/dbm.com.vn\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dbm.com.vn\/en\/wp-json\/wp\/v2\/media\/3095"}],"wp:attachment":[{"href":"https:\/\/dbm.com.vn\/en\/wp-json\/wp\/v2\/media?parent=3538"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/dbm.com.vn\/en\/wp-json\/wp\/v2\/product_cat?post=3538"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/dbm.com.vn\/en\/wp-json\/wp\/v2\/product_tag?post=3538"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}