ammonia(cal) nitrogen 【化】 氨型氮 total ammonia nitrogen 总氨氮 be composed of 由...组成 composed of 由...组成 Water is composed of hydrogen and oxygen. 水是由氢氧组成的。 composed table 【计】 合成表 be composed of... 由…组成 ammonia ash 氨法碱,氨法碳酸钠 ammonia clock...
Energy storage efficiency for the ammonia/hydro- gen-nitrogen thermochemical energy transfer system. Energy Res 1979;3:3-9.WILLAMS O,CARDEN P O.Energy store efficiencyfor the ammonia/hydrogen-nitrogen thermochemical energytransfer system.International Journal of Energy Research. 1979...
29 Nitrogen and hydrogen react to form ammonia in the Haber process. Which statement is correct about this process? A A high yield of ammonia is favoured by high temperature. B Increasing the pressure speeds up the reaction. C Nickel catalyst is used to increase the production of ammonia. D...
英文名称:Nitrogen 英文别名:Liquid nitrogen; HYDROGEN AND NITROGEN; HYDROGEN NITROGEN; CAL-MAT NITROGEN; NITROGEN STANDARD, (AS AMMONIA); azote,liquide CAS号:7727-37-9 EINECS号:231-783-9 分子式:N2 分子量:28.01 InChI:InChI=1/N2/c1-2
(a) Ammonia, NH_{o}, is made by reacting nitrogen with hydrogen in the Haber process.(i) Write a chemical equation for the formation of ammoni a in the Haber process.N_{2}+3H_{2}2NH_{3}(i) Name the raw materials from which nitrogen and hydrogen are obtained.nitrogenaatmosphere st...
Large quantities of nitrogen are used together withhydrogento produceammonia, NH3, a colourlessgaswith apungent, irritating odour. The chief commercial method of synthesizing ammonia is theHaber-Bosch process. Ammonia is one of the two principal nitrogen compounds of commerce; it has numerous uses ...
ammonia is composed of nitrogen and hydrogen 铵由氮和氢合成 Cal State [美俚]加(利福尼亚)州(立)大学 Calorie (Cal) 大卡 kg cal. abbr. =kilogram calorie 千克卡,公斤卡,大卡(热量单位) internal cal(l)ipers 内卡钳 spring cal(l)ipers 弹簧规 transfer cal(l)ipers 移测卡规 相似...
Common market, there arenitrogen, air, hydrogen, ammonia, acetylene, propane, steam and other special relief valve. 市面上常见的有氮气 、 空气 、 氢气 、氨、 乙炔 、 丙烷 、 水蒸气等专用减压阀. 期刊摘选 The mechanism of the highnitrogenstainless steel showing excellent properties also analyzed...
Ammonium ions are basically anhydrous ammonia (NH₃) molecules with an extra hydrogen ion (H⁺) attached. When this extra H⁺ is removed from the NH₄ ion by another ion such as hydroxyl (OH⁻), the resulting NH₃ molecule can evaporate, or volatilize from the soil. This ...
: a compound of hydrogen and nitrogen (as ammonia, hydrazine, hydrazoic acid) Word History Etymology hydr- + nitrogen Love Words? Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged. Expanded definitions Detailed etymologies Advanced search tools All ad-free ...