Even nitrogen in normally absorbed from the soil as nitrate ions. 氮元素通常以硝酸根离子的形式从土壤中被(植物)吸收。 分句-1 Nitrogen is a gas in its elemental state 氮元素在自然状态下呈气态。 全句 Even nitrogen, which is a gas in its elemental state, is normally absorbed from the...
答案 这个句子没有两个in,第2个in是is之误,正确的句子如下:Even nitrogen,which is a gas in its elemental state,is normally absorbed from the soil as nitrate ions.意思:即使是氮(常态下是一种气体),也是通常从... 相关推荐 1 为什么这个句子要加in? Evennitrogen,which is a gas in its elemental ...
Which of the following is a greenhouse gas? A. oxygen B. nitrogen C. carbon dioxide D. argon 相关知识点: 试题来源: 解析 C。“carbon dioxide”二氧化碳是温室气体。“oxygen”氧气、“nitrogen”氮气、“argon”氩气都不是温室气体。反馈 收藏 ...
Nitrogen is a gas. Byanon161881— On Mar 21, 2011 So is nitrogen a solid, liquid, or gas? That's all i want to know. Byanon48387— On Oct 12, 2009 Anon46939: Nitrogen is not compoosed of raw materials. It is an element. Therefore, it *is* the raw material. ...
Nitrogen is a colorless, odorless, tasteless gas.5个回答 氮气是一种无色,无臭,无味的气体。2013-05-23 12:21:38 回答:匿名 氮气是无色,无气味,无味的气体。 2013-05-23 12:23:18 回答:匿名氮气是无色,无气味,无味的气体。 2013-05-23 12:24:58 回答:匿名...
Nitrogen is like a saint. While it has the ability to not react with oil and gas, it also has the property of being immiscible. It does not mix with oil and water, which makes it all the more suitable for use. The oil and gas industry uses nitrogen in order to reduce exposure to ...
Nitrogen gas is the opposite, providing nonreactive environments where needed. The lack of reactivity of nitrogen is its biggest quality and as a result the gas is used to prevent slow and fast oxidation. The electronics industry presents a perfect example of this use, as during the production...
The lightest gas is ___. A. oxygen B. nitrogen C. hydrogen D. carbon dioxide 相关知识点: 试题来源: 解析 C。解析:最轻的气体是氢气(hydrogen),氧气(oxygen)、氮气(nitrogen)和二氧化碳(carbon dioxide)都比氢气重。仔细阅读文章中关于气体性质的描述可以做出正确选择。
Which element is a noble gas and has the symbol "Ne"? A. Neon B. Nickel C. Nitrogen D. Sodium 相关知识点: 试题来源: 解析 A。解析:Neon(氖)是一种惰性气体,符号为“Ne”。B选项Nickel(镍),符号为“Ni”;C选项Nitrogen(氮),符号为“N”;D选项Sodium(钠),符号为“Na”,所以答案为A。
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