What is the strength of the hydrogen fuel?⏢ 相关知识点: 试题来源: 解析 氢燃料的优势包括环保(燃烧产物是水,无污染)、高能量密度、可再生性、应用广泛(可用于多种能源系统)等。 1. **问题分析**:题目询问氢燃料的"strength"(优势),需总结其核心优点。2. **答案判定**: - 是否包含答案:题目明确...
What is the potential of hydrogen energy? A. To replace all traditional energy sources. B. To play an important role in the future energy system. C. To cause more environmental pollution. D. To be difficult to store and transport. 相关知识点: ...
【答案】：The advantage of the hydrogen is: (a) Rich resources and can be renewable ; (b) High thermal efficiency; (c) Product is water, no pollination.
Thus, the equivalent weight of the metal is 12. 6. Find the Equivalent Weight of the Metal Hydride: The equivalent weight of the metal hydride can be expressed as: Equivalent weight of metal hydride=Equivalent weight of metal+Equivalent weight of hydrogen 7. Calculate the Equivalent Weight of...
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解析 B 解析 细节理解题。根据文章第一段第二、三句"Coal,oil,and natural gas produce carbon dioxide,which warms the earth when burned.Hydrogen produces pure water.”可矢口,作 为燃料,氢与石油相比具有的优点是它不太可能加剧全球变暖。反馈 收藏 ...
What is the atomic mass of hydrogen?HydrogenHydrogen has three isotopes or different versions of hydrogen. Each of the isotopes has one proton, but different numbers of neutrons. Hydrogen-1 has one proton and zero neutrons. Hydrogen-2 has one proton and one neutron. Hydrogen-3 has one proton...
Hydrogen is also an exciting lightweight fuel option for road, air and shipping transportation. The international delivery company DHL already has a fleet of ‘H2 panel vans’, capable of travelling 500km without refuelling. What are the potential brakes to speeding up hydrogen use as a clean ...
When looking at the Periodic Table, a lot of information can be gained about the elements. They are grouped and classified based on their chemical and physical properties.Answer and Explanation: Like all elements, there are a few ways that hydrogen can be classified, the first of which is ...
根据您输入的内容,为您匹配到题目: **As a fuel, what is the advantage of hydrogen over oil?** A. Refilling empty tanks will be more convenient. B. It is less likely to worsen global warming C. More energy can be packed in the same space. D. It will produce pure water for people ...