Suppose the cards drawn are hydrogen (H), oxygen (O), and iron (Fe), and the list you come up with is water (H2O), two oxygen atoms (O2), and iron oxide or rust (Fe2O3). Which of these are compounds, and which are molecules? Explain. Answers: Salt (NaCl) contains two diff...
What are the main features of the English compounds?相关知识点: 试题来源: 解析 Orthographically a compound can be written as one word, two separate words with or without a hyphen in between. Syntactically, the part of speech of a compound is determined by the last element. Semantically, the...
There are 2 main types of compounding: compound interest and compound returns. Here's how compound interest and compound returns work—and how you can take advantage. What is compound interest? Compound interest is when interest you earn in a savings account or on certain types of investments ...
Compounds differ from free phrases in the following three aspects: (1) Phonetic features. In compounds the word stress usually occurs on the first element whereas in noun phrases the second element is generally stressed if there is only one stress. (2) Semantic features. Compounds are different...
Spiro compounds have at least two molecular rings with only one common atom. The simplest spiro compounds are bicyclic, or have a bicyclic portion as part
Soaps and detergents are kept in the for which of the following types of compounds? ASurface active BSurface inactive CWater soluble DWater insolubleSubmit What are the types of molecules of elements and compounds? View Solution What are the types of molecules of elements and compounds ? View ...
The higher the rate and your balance, and the more often the balance compounds, the more you’ll earn. Many online savings accounts are attractive because they compound daily instead of monthly. Marcus by Goldman Sachs (read review here) and American Express (read review here) have such accou...
百度试题 结果1 题目mixture and compounds - what are they and examples of each.相关知识点: 试题来源: 解析 mixture and compounds - what are they and examples of each.混合物和化合物-他们和每个例子是什么.反馈 收藏
Hence, an element cannot be broken further into small pieces. Thus, two or more elements combine to form compounds.Answer and Explanation: Compounds are substances formed by combining two or more elements that always combine in ...
Compounds:Chemical compounds are substances formed by the reaction of two or more chemical elements. Compounds usually have characteristics which are very different from those of the elements they are made of.Answer and Explanation: Compounds can be classified as covalent or ionic. Covalent compounds ...