aA compound is a substance that can be split into two or more elements. Water is a compound because it can be split into its components, hydrogen and oxygen. 化合物是可以被分裂成两个或多个元素的物质。 因为它可以被分裂成它的组分、氢和氧气,水是化合物。[translate]...
Carbon is a(n)___ while carbon dioxide is a compound.A. material B. substance C. agent D. element 相关知识点: 试题来源: 解析 D 正确答案:D解析:element n.(化学)元素;成分,要素material n.材料,原料;素材,资料。substance n.物质;实质;要旨,基本内容;根据,理由。agent n.代理人,代理商;(化学...
A compound is a substance formed when two or more different types of atoms bond together in a fixed ratio. 1. Analyze Option A: Ozone (O₃) - Ozone is a molecule consisting of three oxygen atoms. - Since it is made up of only one type of atom (oxygen), it is not a compound...
(a) chemical substance, including compound; And the drug for treating bacterium.Disclosed are glycopeptides that are substituted with one or more substituents each comprising one or more phosphono groups; and pharmaceutical compositions containing such glycopeptide derivatives. The disclosed glycopeptide ...
planetiscapturedbygreenplantsinthephoto-syntheticprocess,aregenerallyresponsibleforthefinaldecompositionofthephoto-syntheticproducts.A.plants B.animals C.microorganisms D.mankind4.Fermentationisaprocessofanaerobic,orpartiallyanaerobic,oxidationof.A.carbohydrates B.proteins C.vitamins D.fats5.Foursubstanceare...
Which is a pure substance? (a) Element (b) Compound (c) Mixture (d) Both (a) and (b). Matter: Anything that has mass and occupies a certain amount of space can be called a matter. Classifying matter is essential to correctly attribute the properties, both physical a...
Answer to: A certain compound is made up of one phosphorus (P) atom, three chlorine (Cl) atoms, and one oxygen (O) atom. What is the chemical...
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A semiconductor is a substance that has specific electrical properties that enable it to serve as a foundation for computers and other electronic devices. It is typically a solid chemical element or compound that conducts electricity under certain conditions but not others. This makes it an ideal ...