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化学 高校生

解き方が分かる方、お願いします。m(_ _)m

EEモキモキギキモEi hese atoms were formed in the firstfew secods afler the Big Bang th event that marked | LegHmpimeoftheuniverwe HHowewcr thereisgttle free hydrogenon Fartb becausc Hmolecule mgYem hh moeat ueh high merge speeds at mey exape fom the Erths rmeYitr Most of the Earthis hydrogen is preeent as water either im the oceans or trappcd imside minerily ) mdclays Hydrogenisalsofoundimthehydrocarbons*! that make up thefossilfuelscoaL[ ん md naturml gas ILiaksenergytorelesee om these compounds Ifwe yaptto we SS a fel we must produce the gas using lcss energy than it generates when bumed. Beceuse water sits only combuston*3 prodoct_ hydrogen bnrms without poluting the ai Cr onibuitng signifcantly to the grecnhouse cfect*3 Coal[ A ] and natural gaN ae becoming increasingiy rare.but there isenough waterin the oceans to gencrate the hydrogen fuel we shall cver need. Hydrogen is obtaincd from water by elecrolysis** but that prOceSt requires electricity that has been gencrated esewhere。 Chemists are currently Seeing as Of using sunlight to drive the water-spitting reaction.the "decomposieon*" of ater eiemen Waterspbtting reacton : 2HzO(ianid) 一 2Hz(eas) Oz(gssy At present most commercial hydrogen is obtagted ss a byproduct*fof[ A ]refmmgYPma Sequence of two catalyzed reactons*9。 The gst is a reiorming reacton*io in which a jjdrocarbon and esm sre cnnweried into cartbon monoxide*! and hydrogen ovcr a nickl catalystYP: 。keforning reaction : CH(gss) +HkO(gas) 一 CO(gay) +3H(gy) The miiture ofproducts caled synthess gas "js the staring point for manufacture of many dher ompounds inciuding 。methanol Tbe reforming reacton is folowed by the shif reaction*1 im which the carbon monoxide in the synthesis gas reacts with more Water Shi reacion : CO(gms) +HLO(gas) 一 CO:(m) +Hktgs) Hydrogen is lso prepared pn smal amoupts. ja he laboratory by reducing hydrogen ions from strong acid with a metal (て Ama aaaL Janeu Chenical Prmepke: The Qwex cr msght 001 W.了Feman をCo から一 更して引有8) 1、 hydrocarbon : 庶化水素 2.combuston : 朱 3. greenhouse cert:温宅効果 4 Jayai : 電気分狂 5.photochemica 光化学的な 6.decomposiion 分角 yproduct: 硬生成物 8. rehing:柄製 9.caiyzed reacton :衣区応 10 ngreacdon : 折反計 1. cmrbonmonoridei 一誠化素 12.cataibet i角 。 15. synhess gms :全成ガス 14. shift reacton : シフト反応

未解決 回答数: 1
英語 高校生

英語です 1枚目の青ラインマーカーの「end」の部分はどういう意味の「end」で使われますか? 「end」部分に該当する日本語訳が2枚目の青ラインマーカーです。

HITIKACUUら 隊teet het和Ri that DoDlSm3 aslconsumers here are 9 [Eonsumers hereare so the most ls of demandiig product94hal aw CBgi5 人 and 征kDグ ee 2 kets一to in the world, recent iecent yearB 前9 Ni consumers一and supermmarl 語EEHIHby dsies Food Ne all over the world2d S 2 to such MT resDRing in severe losses. 人 朗 (の (のみろ of the amount of waste im spag/ange from 7 million to 23 million tons a year: the low gnd of that forecast is equivalent to 30 percent of the countrys domestic production, a stunning number in light of the oft-cited goal of obtaining “food security” The high md_--which comes from the Ministry of Agriculture, Forestry and Fisheries一is worth almost \11 trillion and is the monetary eduivalent of Japan's annual agricultural output.、 Experts reckon it costs another \2 trilion to dispose of that waste. Tokyo alone produces about 6.000 tons of food waste a day, an amount sufficient to feed 4.5 million people a day In total some 40 percent of all food in Japan ends up jn the garbage. And this occurs when 750.000 people in Japan lack food security and 60 percent of food is imported into the country Short sell-by dates for prepared foods often just several hours long at convenience stores--also Tesults in tremendous waste of perfectly good food. 双 Obyiously we need to pay more attention to shopping and eating habits. It is not uncommon for shoppers in the developed world to throw SWay as much ee

未解決 回答数: 1