Search results
Results from the WOW.Com Content Network
Important reactions that result in hydrogen production start with glucose, which is converted to acetic acid: [1] C 6 H 12 O 6 + 2 H 2 O → 2 CH 3 CO 2 H + 2 CO 2 + 4 H 2. A related reaction gives formate instead of carbon dioxide: C 6 H 12 O 6 + 2 H 2 O → 2 CH 3 CO 2 H + 2 HCO 2 H + 2 H 2. These reactions are exergonic by 216 and 209 kcal ...
Four-carbon molecules are based on a skeleton made from four carbon atoms. They may be in a chain, branched chains, cycles or even bicyclic compounds C 4 H 4 isomers with CAS registry numbers
Cyanobacteria such as these carry out photosynthesis.Their emergence foreshadowed the evolution of many photosynthetic plants and oxygenated Earth's atmosphere.. Biological carbon fixation, or сarbon assimilation, is the process by which living organisms convert inorganic carbon (particularly carbon dioxide, CO 2) to organic compounds.
Fe 2 SiO 4 + H 2 O → 2 Fe 3 O 4 + SiO 2 +H 2. Closely related to this geological process is the Schikorr reaction: 3 Fe(OH) 2 → Fe 3 O 4 + 2 H 2 O + H 2. This process also is relevant to the corrosion of iron and steel in oxygen-free groundwater and in reducing soils below the water table. [citation needed]
Methane (US: / ˈ m ɛ θ eɪ n / METH-ayn, UK: / ˈ m iː θ eɪ n / MEE-thayn) is a chemical compound with the chemical formula CH 4 (one carbon atom bonded to four hydrogen atoms). It is a group-14 hydride, the simplest alkane, and the main constituent of natural gas.
Ammonium heptamolybdate is the inorganic compound whose chemical formula is (NH 4) 6 Mo 7 O 24, normally encountered as the tetrahydrate.A dihydrate is also known. It is a colorless solid, often referred to as ammonium paramolybdate or simply as ammonium molybdate, although "ammonium molybdate" can also refer to ammonium orthomolybdate, (NH 4) 2 MoO 4, and several other compounds.
Biohydrogen is H 2 that is produced biologically. [1] Interest is high in this technology because H 2 is a clean fuel and can be readily produced from certain kinds of biomass, [2] including biological waste. [3] Furthermore some photosynthetic microorganisms are capable to produce H 2 directly from water splitting using light as energy source ...
Ethylene (IUPAC name: ethene) is a hydrocarbon which has the formula C 2 H 4 or H 2 C=CH 2.It is a colourless, flammable gas with a faint "sweet and musky" odour when pure. [7] It is the simplest alkene (a hydrocarbon with carbon–carbon double bonds).