Search results for "Carbon-12" - New World Encyclopedia
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- Carbon has two stable, naturally occurring isotopes: carbon-12 (12C) and carbon-13 (13C), at relative abundances of approximately 98.9 percent ...21 KB (2,997 words) - 22:12, 25 November 2023
- Carbon dioxide is a chemical compound that is found as a gas in the Earth's atmosphere. It consists of simple molecules, each of which has ...34 KB (5,140 words) - 19:07, 26 November 2023
- Carbon monoxide, with the chemical formula CO, is a colorless, odorless, and tasteless gas. It is the product of the incomplete combustion of ...20 KB (2,871 words) - 19:08, 26 November 2023
- Carbon nanotubes (CNTs) are allotropes of carbon with molecular structures that are tubular in shape, having diameters on the order of a few ...62 KB (8,806 words) - 19:09, 26 November 2023
- Carbon black is a material produced by the incomplete combustion of heavy petroleum products such as FCC tar, coal tar, ethylene cracking tar ...7 KB (1,036 words) - 22:13, 25 November 2023
- Activated carbon (also called active carbon, activated charcoal, or activated coal) is a form of carbon that has been processed to make it extremely ...23 KB (3,406 words) - 05:41, 15 June 2023
- The carbon cycle is the biogeochemical cycle by which carbon is exchanged between the biosphere, geosphere, hydrosphere, and atmosphere of the ...17 KB (2,593 words) - 23:46, 20 April 2023
File:Mopitt first year carbon monoxide.jpg [https://commons.wikimedia.org/wiki/File:Mopitt_first_year_carbon_monoxide.jpg source and rights] ...(540 × 630 (61 KB)) - 23:05, 24 September 2022File:Carbon History and Flux Rev.png [https://commons.wikimedia.org/wiki/File:Carbon_History_and_Flux_Rev.png source and rights] ...(642 × 800 (32 KB)) - 22:54, 24 September 2022File:Global Carbon Emission by Type to Y2004.png [https://commons.wikimedia.org/wiki/File:Global_Carbon_Emission_by_Type_to_Y2004.png source and rights] ...(555 × 493 (58 KB)) - 22:59, 24 September 2022
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- ==Etymology== Organic from Middle English organic, organik, from Old French organique, via Latin organicus from Greek organikos ("relating ...1 KB (157 words) - 14:50, 6 August 2023
- {{Main page article box| type=Popular| title=Sea| image_name=Paracas National Reserve, Ica, Peru-3April2011.jpg| image_desc=Coastal sea waves ...763 bytes (117 words) - 21:07, 28 March 2024
File:Vostok-ice-core-petit.png [https://commons.wikimedia.org/wiki/File:Vostok-ice-core-petit.png source and rights] Graph of CO2, temperature, and dust concentration measured ...(598 × 441 (31 KB)) - 22:55, 24 September 2022- {{Unification Aspects|The sea in a general sense refers to the ocean or world ocean, the body of salty water that covers approximately 71 percent ...1 KB (179 words) - 22:57, 22 April 2023
File:2014 emissions 0.png [https://www.epa.gov/ghgemissions/global-greenhouse-gas-emissions-data#Trends source and rights] == Summary == From EPA site: https://www.epa ...(448 × 464 (67 KB)) - 19:39, 3 August 2022- Carbon black is a material produced by the incomplete combustion of heavy petroleum products such as FCC tar, coal tar, ethylene cracking tar ...7 KB (1,036 words) - 22:13, 25 November 2023
- A hydrocarbon is any chemical compound that is constituted of just the elements carbon (C) and hydrogen (H). Each hydrocarbon molecule consists ...8 KB (1,193 words) - 13:34, 17 May 2021
File:Vostok 420ky 4curves insolation.jpg 420,000 years of ice core data from Vostok, Antarctica research station. Current period is at left. From bottom to top: * Solar variation at 65°N ...(1,600 × 1,092 (189 KB)) - 17:11, 10 April 2023- If a chemical element can exist in two or more different forms, the forms are known as allotropes of the element, and this type of behavior is ...5 KB (685 words) - 08:09, 23 July 2023
- Deoxyribose, also known as D-Deoxyribose and 2-deoxyribose, is a pentose sugar (monosaccharide containing five carbon atoms) that is a key component ...7 KB (1,045 words) - 05:24, 25 August 2020
- Ribose, primarily seen as D-ribose, is a water-soluable, pentose sugar (monosaccharide with five carbon atoms) that is an important component ...7 KB (1,027 words) - 09:19, 10 August 2022
- {{Main page article box| type=Popular| title=Anthropic principle| image_name=The_Earth_seen_from_Apollo_17.jpg| image_desc=The "anthropic ...736 bytes (113 words) - 16:57, 15 November 2021
- {{Main page article box| type=Featured| title=Photosynthesis| image_name=Leaf 1 web.jpg| image_desc=The leaf is the primary site of photosynthesis ...892 bytes (126 words) - 23:49, 24 August 2023
- The carbon cycle is the biogeochemical cycle by which carbon is exchanged between the biosphere, geosphere, hydrosphere, and atmosphere of the ...17 KB (2,593 words) - 23:46, 20 April 2023
- Category:Public Organic chemistry is the scientific study of the structures, properties, and methods of syntheses of chemical compounds that are ...8 KB (1,161 words) - 01:13, 18 November 2022
- {{Main page article box| type=Featured| title=Greenhouse effect| image_name=Greenhouse-effect-t2.png| image_desc=The greenhouse effect of solar ...941 bytes (138 words) - 21:38, 12 July 2023
- Redox (shorthand for reduction/oxidation reaction) describes all chemical reactions in which atoms have their oxidation number (oxidation state ...12 KB (1,809 words) - 02:49, 8 December 2022
- Smoke is the airborne solid and liquid particulates and gases evolved when a material undergoes pyrolysis or combustion, together with the quantity ...7 KB (1,034 words) - 21:19, 30 January 2023
- An aldehyde is an organic compound containing a terminal carbonyl group. This functional group, called an aldehyde group, consists of a carbon ...11 KB (1,651 words) - 05:09, 17 June 2023
- twelfth the mass of a single atom of the carbon-12 isotope. ... to one-twelfth the mass of an atom of carbon-12. Because an element in ...13 KB (2,025 words) - 06:26, 21 August 2023