(c)Hydrogen sulfide gas, H2S(g), is slightly soluble in water. It acts as a weak acid in aqueous solution.(i) State the meaning o f weak acid.Sketch a diagram to show HOw two sp hybrid o..… …合 ...[1](ii) Give the formul a o f the conjugate base o f H2S.(thermal...
Foul odor: When a vehicle’s battery is starting to die, it can start to give off an unpleasant smell, similar to rotten eggs. This is hydrogen sulfide gas, and it means you should get your battery looked at — and likely replaced — immediately. Corrosion: When you open the hood, you...
Whitedamp is anoxious mixture of gases formed by the combustion of coal, usually in an enclosed environment such as a coal mine. The main, most toxic constituent is carbon monoxide, which causes carbon monoxide poisoning. Hydrogen sulfide, also called stinkdamp, may co-occur. Who is called f...
Use valence bond theory to describe the bonding in hydrogen sulfide. Can CH3SOCH3 form hydrogen bonds with water molecules? Explain. Elaborate on the hydrogen bonds of atoms and how they form. Is a bond formed between hydrogen and fluorine nonpolar covalent, polar covalent,...
摘要: The invention relates to highly active spherical metal support catalysts with a metal content of 10 to 70% by mass, and a process for their production with the use of a mixture of polysaccharides and at least one metal compound which is dropped into a metal salt solution....
At a H 2 S pressure in excess of about 3 kPa the activity of both the mechanical mixture and the pure rhodium sulfide decrease drastically. The control of the activity of WS 2 by spillover of hydrogen from rhodium sulfide seems to explain the promotional effect. The accompanying loss of ...
Chondrules and inclusions in Allende are held together by the chondrite matrix, a mixture of fine-grained, mostly silicate minerals that also includes grains of iron metal and iron sulfide. At one time it was thought that these matrix grains might be pristine nebular dust, the sort of stuff ...
Hydrogen sulphide is made by contacting a gaseous mixture of sulphur dioxide and a reducing gas of free and/or combined hydrogen with a catalyst of supported vanadium oxide. If desired the sulphur dioxide source may be divided such that a part of it is reduced as above and recombined with th...
Removing sulfur compounds, i.e., desulfurization, is certainly a necessary process because commercial hydrocarbon fuels normally contain a small amount of sulfur contents. The sulfur-containing species will harmfully affect SOFC anodes. Fuel cell performance can be degraded even at hydrogen sulfide leve...
A mixture of 2-tert- and 3-tert-butyl-4-hydroxyanisole. Has been used as an antioxidant in foods. According to IARC, on the basis of animal studies, it may reasonably be expected to be a carcinogen (category 2B). See Figure B23. Sign in to download full-size image Figure B23. Us...