—Can you give me an example of compounds(复合词)? —Of course. For example, the word "homesick". It is two words, home and sick. A. made from B. made of C. made up of 相关知识点: 试题来源: 解析 C 考查动词短语辨析。句意:—你能给我举个复合词的例子吗?—当然可以。例如, ...
IUPAC : nomenclature OF compounds with functional group,carboxylic acid,cyanides,acid halides View Solution An example of a compound with the functional group −O− is View Solution Butanone is a four carbon compound with the functional group View Solution The simplest pair of compounds exhibiti...
One well-known example of a compound that forms a dimer through hydrogen bonding is benzoic acid. The molecular formula for benzoic acid is C6H5COOH. Hint: Look for compounds that have -OH (hydroxyl) groups, as they are often involved in hydrogen bonding. Step 3: Understanding the Structure ...
Enthalpy is the amount of the internal energy of a compound. It is denoted by H and its common units are joule, calorie. It is zero for the elemental compounds like hydrogen gas, oxygen gas.Answer and Explanation: Become a member and unlock all Study Answers Start today. Try it now ...
An example of the library mapping name of compounds to their respective KEGG codes.keggLibrary
The δ scale is clearly dimensionless, but with the factor of 106,δ has the units of parts per million (ppm) and a value should be stated, for example, as δ = 4.13 ppm. Column headings in tables may be expressed as “δ/ppm.” In some instances when small differences in chemical ...
Fig. 1.3.4.Chemical structures of dibenzo-p-dioxins, 2,3,7.8 tetrachloro-dibenzo-p-dioxin (TCDD) and an example of a dioxin-related furan chemical: 2,3,4,7,8 pentachlorodibenzofurane. (Source: wikimedia commons) Dioxins are manmade chemicals produced as a by-product of was...
Ionic compounds are the attraction between positively and negatively charged ions. Ions are formed when atoms gain or lose electrons or combinations of elements bonding sharing electrons result in the unit having an electric charge. Let's practice forming some ionic compound formulas. Practice Equatio...
Seawater is an example of a) a compound. b) a homogeneous mixture. c) an element. d) a heterogeneous mixture. Mixtures A substance can be considered as either a mixture or a compound. A mixture is a combination of multiple materials that are comb...
1. The meaning of compounds is not always the sum of ___ of the components. A green bottle is not a type of bottle; it is a kind of fly.A. formB. contentC. meaningD. construction2. infotech(为下列单词选择相对应的构词法)A. ConversionB. BackformationC. BlendingD. Compounding3. _...