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:题目明确问...
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: ...
In this McKinsey Explainer, we look at what hydrogen energy is and explore some of the current challenges that are preventing wide-scale adoption.
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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...
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 ...
【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.
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 ...
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...
Brandon, NigelN. Brandon, "What is the `hydrogen economy,'" London, United Kingdom, 2012.