User contributions
(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)
- 20:44, 16 June 2019 (diff | hist) . . (0) . . N File:Ricinoleic acid structure.png (current)
- 20:01, 16 June 2019 (diff | hist) . . (+91) . . Drying rack
- 19:38, 16 June 2019 (diff | hist) . . (+71) . . Magnetic stirrer
- 19:29, 16 June 2019 (diff | hist) . . (+792) . . N Vacuum chamber (Created page with "{{Stub}} A '''vacuum chamber''' is a rigid enclosure from which air and other gases are removed by a vacuum pump. This results in a low-pressure environment within the ch...") (current)
- 18:59, 16 June 2019 (diff | hist) . . (+1,246) . . N Bell jar (Created page with "{{Stub}} A '''bell jar''' or '''vacuum bell jar''' is a glass jar, similar in shape to a bell, and can be manufactured from a variety of materials (ranging from glass to...")
- 18:52, 16 June 2019 (diff | hist) . . (+32) . . Diethyl ether
- 18:47, 16 June 2019 (diff | hist) . . (+571) . . N Molar heat capacity (Created page with "{{Stub}} The '''molar heat capacity''' of a chemical substance is the amount of energy that must be added, in the form of heat, to one mole of the substance in order to cause...")
- 18:44, 16 June 2019 (diff | hist) . . (+797) . . N Room temperature (Created page with "{{Stub}} The term '''room temperature''' is the range of air temperatures that most people prefer for indoor settings, which feel comfortable when wearing typical indoor clot...") (current)
- 18:38, 16 June 2019 (diff | hist) . . (+520) . . N Atom (Created page with "{{Stub}} An '''atom''' is the smallest constituent unit of ordinary matter that has the properties of a chemical element. Every solid, liquid, gas and plasma i...")
- 18:34, 16 June 2019 (diff | hist) . . (+951) . . N Plasma (Created page with "{{Stub}} '''Plasma''' (from Ancient Greek πλάσμα, meaning 'moldable substance') is one of the four fundamental states of matter (the others being liquid, gas...")
- 18:25, 16 June 2019 (diff | hist) . . (+906) . . N Gas (Created page with "{{Stub}} Gas is one of the four fundamental states of matter (the others being solid, liquid, and plasma). A pure gas may be made up of individual atoms (e.g. a...")
- 18:09, 16 June 2019 (diff | hist) . . (+1,162) . . N Liquid (Created page with "{{Stub}} A '''liquid''' is a nearly incompressible fluid that conforms to the shape of its container but retains a (nearly) constant volume independent of pressure. As such,...") (current)
- 18:04, 16 June 2019 (diff | hist) . . (+1,071) . . N Solid (Created page with "{{Stub}} '''Solid''' is one of the four fundamental states of matter (the others being liquid, gas, and plasma). In solids, particles are closely packed. It is c...") (current)
- 17:59, 16 June 2019 (diff | hist) . . (+548) . . N Viscosity (Created page with "{{Stub}} The '''viscosity''' of a fluid is a measure of its resistance to deformation at a given rate. For liquids, it corresponds to the informal concept of "thickness": for...")
- 17:52, 16 June 2019 (diff | hist) . . (+80) . . Kojic acid
- 17:50, 16 June 2019 (diff | hist) . . (0) . . N File:Kojic Acid structure.png (current)
- 17:47, 16 June 2019 (diff | hist) . . (+1,066) . . N BOD bottle (Created page with "{{Stub}} '''BOD Bottle''' or an '''incubation bottle''' is a main apparatus used for the Biological Oxygen Demand (BOD) test. During the 5-day BOD (BOD5) or 7-day BOD (BOD7) t...")
- 17:41, 16 June 2019 (diff | hist) . . (+983) . . N Winkler bottle (Created page with "{{Stub}} Two glass Winkler bottles with ground glass stoppers, a 250 ml and a 120 ml one, each with calibrated volume. A '''Winkler bo...") (current)
- 17:37, 16 June 2019 (diff | hist) . . (0) . . N File:Winkler bottles.jpg (current)
- 15:45, 16 June 2019 (diff | hist) . . (+27) . . Safe handling and storage of chemicals (→Incompatible chemicals)
- 15:44, 16 June 2019 (diff | hist) . . (+357) . . Proper disposal of chemicals (→Chemical disposal table)
- 15:44, 16 June 2019 (diff | hist) . . (+121) . . Density (→Common densities)
- 15:41, 16 June 2019 (diff | hist) . . (+84) . . N Category:Lactates (Created page with "Salts and esters of lactic acid. Category:Organic compounds Category:Anions") (current)
- 15:39, 16 June 2019 (diff | hist) . . (+5,028) . . N Lactic acid (Created page with "{{Chembox | Name = Lactic acid | Reference = | IUPACName = 2-Hydroxypropanoic acid | PIN = | SystematicName = | OtherNames = Milk acid <!-- Images --> | ImageFile = | ImageSi...")
- 12:28, 16 June 2019 (diff | hist) . . (+854) . . Methyl formate
- 12:13, 16 June 2019 (diff | hist) . . (+73) . . N File:Methyl formate freshly distilled in RBF.jpg (Freshly distilled methyl formate, made from 85% formic acid and methanol.) (current)
- 12:02, 16 June 2019 (diff | hist) . . (+24) . . Ricinoleic acid
- 11:58, 16 June 2019 (diff | hist) . . (+33) . . Category:Chelating agents (current)
- 11:53, 16 June 2019 (diff | hist) . . (+26) . . Safe handling and storage of chemicals (→Incompatible chemicals)
- 11:51, 16 June 2019 (diff | hist) . . (+356) . . Proper disposal of chemicals (→Chemical disposal table)
- 11:50, 16 June 2019 (diff | hist) . . (+260) . . N Category:Pyrones (Created page with "Pyrones or pyranones are a class of heterocyclic chemical compounds. They contain an unsaturated six-membered ring containing one oxygen atom and a ketone functional group. Th...") (current)
- 11:43, 16 June 2019 (diff | hist) . . (+5,571) . . N Kojic acid (Created page with "{{Chembox | Name = Kojic acid | Reference = | IUPACName = 5-Hydroxy-2-(hydroxymethyl)-4H-pyran-4-one | PIN = | SystematicName = | OtherNames = 2-Hydroxymethyl-5-hydroxy-γ-pyr...")
- 11:34, 16 June 2019 (diff | hist) . . (0) . . N File:Kojic acid sample.jpg (current)
- 09:23, 16 June 2019 (diff | hist) . . (+71) . . Ascorbic acid
- 22:31, 15 June 2019 (diff | hist) . . (+555) . . N Chemistry (Created page with "{{Stub}} '''Chemistry''' is the scientific discipline involved with elements and compounds composed of atoms, molecules and ions: their composition, structure, properties, be...") (current)
- 22:29, 15 June 2019 (diff | hist) . . (+135) . . Conflicts Involving Amateur Chemistry
- 22:23, 15 June 2019 (diff | hist) . . (+522) . . N Working with glass (Created page with "{{Stub}} Glass is a highly useful material in the chemistry lab and outside of it. Although not easy, it's not difficult to '''work with glass''' if you have the right too...") (current)
- 22:11, 15 June 2019 (diff | hist) . . (+26) . . Safe handling and storage of chemicals (→Incompatible chemicals)
- 22:10, 15 June 2019 (diff | hist) . . (+462) . . Proper disposal of chemicals (→Chemical disposal table)
- 22:07, 15 June 2019 (diff | hist) . . (+111) . . Density (→Common densities)
- 22:00, 15 June 2019 (diff | hist) . . (+4,203) . . N Eucalyptol (Created page with "{{Chembox | Name = Eucalyptol | Reference = | IUPACName = 1,3,3-Trimethyl-2-oxabicyclo[2.2.2]octane | PIN = | SystematicName = | OtherNames = 1,8-Cineole<br>1,8-Epoxy-p-mentha...")
- 21:55, 15 June 2019 (diff | hist) . . (+76) . . Alcohol catalyzed alkali metal production
- 21:25, 15 June 2019 (diff | hist) . . (+25) . . Safe handling and storage of chemicals (→Incompatible chemicals)
- 21:24, 15 June 2019 (diff | hist) . . (+410) . . Proper disposal of chemicals (→Chemical disposal table)
- 21:21, 15 June 2019 (diff | hist) . . (+119) . . Density (→Common densities)
- 21:19, 15 June 2019 (diff | hist) . . (+3,591) . . N Acetamide (Created page with "{{Chembox | Name = Acetamide | Reference = | IUPACName = Acetamide | PIN = | SystematicName = Ethanamide | OtherNames = <!-- Images --> | ImageFile = | ImageSize = | ImageA...")
- 21:14, 15 June 2019 (diff | hist) . . (+521) . . N Category:Amides (Created page with "An amide or acid amide, is a compound with the functional group R<sub>''n''</sub>E(O)<sub>''x''</sub>NR′<sub>2</sub> , where R and R′ refer to H or organic...") (current)
- 21:13, 15 June 2019 (diff | hist) . . (+31) . . Category:Amines
- 21:04, 15 June 2019 (diff | hist) . . (+20) . . Formamide
- 19:21, 15 June 2019 (diff | hist) . . (+17) . . Formamide
(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)