答:空心阴极灯(hollow cathode lamp,HCL)是一种特殊形式的低压辉光放电光源,空腔内用被测元素纯金属或合金制成圆柱形空心阴极,用钨或钛、锆做成阳极。灯内充Ne或Ar惰性气体,压力为数百帕。发射线波长在370.0nm以下的用石英窗口,370.0nm以上的用光学玻璃窗口,放电集中在较小的腔体内,以便能集中向外发射更高强度的...
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A 0.235-gram sample of a solid that is 92.5% {eq}NaOH {/eq} and 7.5% {eq}Ca(OH)_2 {/eq} by mass requires 45.6 mL of an {eq}HCl {/eq} solution for its titration. What is the {eq}HCl {/eq} molarit...
HCL files are used with.HDLclause library files, which contain filename references to the clauses in the clause archive. Therefore, when opening an HDL that uses an HCL file, HotDocs extracts and decompresses each clause on the fly as it is needed by the application. ...
What is HCl gas? What is the melting point of pure water? Rank the following substances or solutions in order of lowest boiling point to highest boiling point where 1 has the lowest boiling point and 5 has the highest boiling point: (a) Pure water, (b) 1.0 m NaCl, (c) 0.5 m KBr...
What is the pH of a 0.065 M HCl solution? Strong Acid Solution A strong acid is a compound that completely dissociates in water to release protons. Some of the most commonly known strong acids are hydrochloric acid, sulfuric acid, perchloric acid, chloric acid, nitric acid, hydrobromic acid...
Question: What is HCl gas? Answer and Explanation:1 Chemical compounds are created when two or more chemical elements bond together. Each chemical compound has a specific chemical formula. For example,... Learn more about this topic: Hydrochloric Acid | HCl Formula, Chemical Properties & Uses ...
Basic description L-Alanine isopropyl ester hydrochloride is a white solid, CAS number is 39825-33-7, melting point is 85°C[1]. Very soluble in wate..
The researchers report the development of one-pot multicomponent tandem polymerization reactions (MCTP) that enable the synthesis of conjugated poly(pyrimidine)s with specific properties. They show that the polymerizations are performed using a diyne, guanidine HCl, DMSO and O2in the presence of CuCl...
1. Short for hardware compatibility list, HCL is a listing of hardware that is compatible with Microsoft Windows operating systems, such as Windows NT. Microsoft also refers to the HCL as the Windows Certified Products List. More information on how to search for hardware in the HCL is availabl...