Hope that they will never like the album name as most red 现在, 2NE1一个新的册页(最普遍的I `M最佳)。 希望他们最不会喜欢册页名字作为红色 [translate] aA binary compound that is formed by oxygen and another element 由氧气和另一个元素形成的二元化合物 [translate] ...
4. Water is a compound containing the _elements (element) of hydrogen and oxygen. 相关知识点: 试题来源: 解析 答案见上4.elements〔提示:句意:水是含有氢元素和氧元素的化 合物。element n. 元素。 根据后面的 hydrogen 和 oxygen 可知,应用复数形式,故填 elements。 ] ...
In which of the following compounds, an element exhibits two different oxidation states? View Solution In which of the following compounds, an elements exhibits two different oxidation states? View Solution Exams IIT JEE NEET UP Board Bihar Board ...
Lignin : Complex oxygen - containingorganic compound, a mixture of polymers of poorly known structure. 木质素: 一种复杂的 含氧 有机物, 是结构尚不清楚的多种聚合物的混合物. 互联网 展开全部 英英释义 Noun 1. any compound of carbon and another element or a radical ...
Nitrogen compounds in the form of nitrates and nitrites were considered in lieu of oxygen due to their competitive redox potential. Abiotic and biological cathodes were studied. An abiotic cathode with Pt catalyst increased the nitrate removal and power density by 3.5 and 16 times [26]. Different...
a) an element. b) a mixture of carbon and oxygen. c) a compound. d) homogenous. Matter: Matter is anything that occupies space and has mass. Matter can be classified as pure substances or mixtures. The pure substances include the elements and compounds....
The vapourised element, e.g. Mercury passes out of the diffuser into a quartz tube containing a gold mesh (33) with which it forms an amalgam. The amalgam is heated by induction (34), after the Oxygen supply has been cut off and the appts. has been purged with Argon (12), within...
Oxides can be defined as binary compounds formed between elements, and oxygen and phosphates can be defined as salts based formally on phosphorus (V)oxoacidsand in particular salts of phosphoric (V) acid, H3PO4. Both, oxides and phosphates, are among the most important classes ofinorganic com...
Viscosity of a liquid crystal composition can be remarkably decreased by the addition of said compound and the driving voltage of a liquid crystal display element can be lowered by the use of the liquid crystal composition. PREPARATION:For example, a compound of formula I wherein A is CH2CH2 ...
A compound whose empirical formula is XF3 consists of 65% F by mass. What is the element X? Compound X has a molar mass of 180.15 g.mol-1 and the following composition Element Mass% Carbon 40.00% Hydrogen 6.71...