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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

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英語 高校生

(2)和訳 脳のエネルギーを増加させるという考え方には現在ストレスを減らすような緑の空間を訪れる必要はない 合っていますか?

d 人 d is 1 1 証旨9前0 L) SUaY| CaLTY amd focused is ]imited. / 0 生かいら NM ゅ著 can become eyen more/So because Q信te constant nois。 and demands of city livi i eoY 人半めで た4っ7 を ty Hving, sometimes resulting in a lack of brain 6nergy。 However 1 8 new study from Scotland uggests thaf you can increase your brain energy simply s by walking through a park. ゥぁThe idea that んAisiting green spaces/ike parks reduces ? 7 StresS iS not necessarily new. Researchers have 1ong 9 that/green spaces ・ 9 。 吉多する Ho less ROD than busy urban streets do. Previous studies have found that ー (Nsオフ た FC り / 3 jp60ple who live near trees and parks/ have lower levels of stress than /those who he mainly surrounded by concrete. It was not possible until recently /to study th (3) io brains of people /while they were actually outside, moving through the city and th parks. Now, however, a hght, portable version ofa technology that studies brai wave patterns has been developed. With this new technology, the 時 Scotland found that when people made their way through busy areaS, their bra ーー n when wave patterns constantly showed that they Were more stressed than Wh 、 。 walked through a park. Of course。 this study ki 30 MM

未解決 回答数: 1