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...
HCl is the formula for the chemical compound called 'hydrogen chloride.' From the formula, you can tell that it is made from atoms of hydrogen and chlorine. Hydrogen chloride is a colorless gas.Answer and Explanation: Become a member and unlock all Study Answers Start today. Try it now ...
Name the four common halogens and tell the normal phase of each. Which one is the most reactive of all elements? What is the name of the Li element? What is the name of the He element? List five general properties of acids and three of bases. Give the Stock system name for the fol...
Hydrochloric Acid | HCl Formula, Chemical Properties & Uses from Chapter 1/ Lesson 15 29K Explore the important uses of hydrochloric acid. See hydrochloric acid formula and understand HCl chemical properties. Discover the structure of hydrochloric acid. ...
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...
Manufacturing Execution System (MES) are IT enabled systems that provide solutions for improving and optimizing the manufacturing process to the production floor engineers and managers. MES provides solution as to how the current conditions of the shop floor be altered to generate greater output at mi...
Of the future as Wel as the importance Of P anning and PreParing for the future. 第 2 页 ,共 179 页 新 目标大学英语 (第二版 )视 听说教程第2册徐锦芳课后习题答案 LeadMn 户 . Read the following quotes. DiSCUSS in PairS and Share With each Other your UnderStanding Of these quotes. YOU...
When the workload demands more performance or capacity beyond the number of drives tested for the expander, adding certified controllers and configuring disk groups behind the added controllers may help. e.g. a P440 controller tested and certified up to 16 drives. If you need to configure up ...
How does IaC work? IaC automates the provisioning and management of infrastructure through code, drastically reducing the manual labor involved in configuring and maintaining resources. This is typically achieved through either a declarative or an imperative approach. ...
Re: What is FeCl3 + HCl --> ? « Reply #2 on: January 25, 2011, 03:03:54 AM » Water solutions of FeCl3 are brown-yellow because of hydrolysisFe(H2O)63+ + H2O = FeOH(H2O)52+ + H3O+Addition of any strong acid moves this equilibrium to the left. Only at high concentration...