Which reaction, below, represents the electron affinity of Li? a. Li(g) --> Li + (g) + e b. Li + (g) + e --> Li(g) c. Li(g) + e --> Li - (g) d. Li - (g) --> Li(g) + e Electron affinity:...
A positively charged ion is known as Cation and a negatively charged ion is known as an anion. Answer and Explanation: In this question, there are two possible answers and I'll explain how. The question asks, which symbol indicates that the atom has l...
Besides, low-carbon lifestyle can cut down the release of carbon dioxide which contributes greatly to the greenhouse effect. As a result, we are supposed to shoulder the responsibility to live a low-carbon life. First of all, travelling by...
Youth, which is a priority group for UNESCO, represents almost one fifth of the global population. unesdoc.unesco.org 青年是教科文组织的优先群体,占全 球人口的大约五分之一。 unesdoc.unesco.orgThis is a symbol of our unity in making another decisive step towards the goals set for 2015, ...
a本发票联大写金额与剪贴券剪留金额不符 This receipt association amount in words with lays the ticket to cut keeps the amount not symbol [translate] a好的,我等你 好的,我等你 [translate] a你可以告知对方不要在打来,否则将举报公司法律部门启用法律手段,或直接挂断 You may inform opposite party ...
a.) Describe what each symbol in the nuclear notation AZ X N represents. b.) For each of the following nuclei determine A, Z, and N. 12 5 B, 234 90 Ac, 238 U, 18 O, Na 12, Lu 106.Write down the expression for the radial distribution function of...
The invention relates to the compounds of general formula (i): # # str1 # # in which the symbol a represents a chain hydrocarbon, r denotes either the remainder of an alcohol having at least one carbon asymmetric, or an alcohol, the substituted, is due to the spatial configuration ...
The European Commission (EC) was given the task of creating the euro symbol as part of its communications work. There were three things the design had to accomplish: It had to be easily recognized. It had to be easily written by hand. It had to be pleasing to look at. The EC had mo...
A good example is NEC's Eco Symbol Star-approved, digital terrestrial TV transmitters for TOKYO SKYTREE®, which incorporate an ultrahigh efficiency water-cooled power amplifier. These transmitters consume more than 40% less electricity than conventional counterparts. From the perspective of ecosystem ...
The following Lewis diagram represents the valence electron configuration of a main-group element. If this element is in period 3, its valence electron configuration is : [{Blank}] In the Lewis symbol for the arsenic atom (As), there are [{Blank}] paired electrons, and [{Blank...