Element:An element is a pure substance whose atoms have the same number of atoms in their nucleus. An element can not be broken down into simpler substances, unlike a compound.Answer and Explanation: Become a member and unlock all Study Answers Start today. Try it now Create an a...
B. element C. event D. coincidence 15. A. concentrated B. fixed C. centered D. based 16. A. encouraged B. accepted C. adapted D. adopted 17. A. not only B. either C. neither D. both 18. A. killed B. raised C. fired D. surrounded 19. A...
但在你给定语境中，which是表示the element是the element\elements中的某一个这样，把引导词换成that，...
is made in order to maintain the add. element in solid soln. in the Cu matrix. Method allows the use of scrap for the prodn. of low alloy- or nonalloyed Cu material, and does not require a long heat treatment. The alloy obtd. is used for structural components in the electronics ...
In each of the following groups, which element is least reactive? a. Group 1 b. Group 7 c. Group 2 d. Group 6 Valence Electrons The electrons in the outermost shell of an atom are called valence electrons. These electrons are responsible for the che...
runB. intervalC. periodD. time)13.A. applianceB. equipmentC. utilityD. facility)14.A. componentB. elementC. itemD. particle)15.A. ofB.inC.byD.from 相关知识点: 试题来源: 解析 B1. A 2.B3. C4.B5.C6. C7.B 8. B 9.A 10.D11.B12.A13.A14.C15.D 反馈 收藏 ...
The number of elements in the 4th period of periodic table is View Solution The number of elements in the 4th period of periodic table is View Solution The element which has highest first ionisation enthalpy in the periodic table is View Solution The number of elements in each of the long ...
19. put the cat among the pigeons to introduce some violently disturbing new element 20. rain cats and dogs to rain very heavily vb, cats, catting or catted 21. (tr) to flog with a cat-o'-nine-tails 22. (Nautical Terms) (tr) nautical to hoist (an anchor) to the cathead 23. (...
the element of nicotine which is great harm to human body. 6.___ It causes coughing bronchitis pneumonia and any other diseases.” 7.___ Dear friend I sincerely hope you to stop smoking. When we meet 8.___ this summer I’ll be very happy if you still hold a cigarette between 9....
(c) To ensure, as an important element in the prevention and combat of torture and other cruel, inhuman and degrading treatment or punishment, that no authority or official orders,applies,permits or tolerates any sanction or other prejudice against any person or organizationforhaving been in cont...