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化学 高校生

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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

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A. 77e szo, 7 リル con67nues な pgssoc と je.Regd を Susan and Sam are difercnt in many Ways Susan is tall and thin。 Sam is short and xoooocx。 さ い - Susan has blonde hair and blue yes. Sam has dark hatr and ooooox eyesr Susan is a quiet erson, who can xsooooc for hours alonc in the laboratory。 Sam oves to tlk and meetxoogoee Susan apd Sam's children are now grown up and ive Rr way Their daughten ane, 3 an airline pilot She jives in California and ooooot all around the United States Their son(和ed isoooooc tO a young B iajourmaist He ivesand works in Washington。 D.C. He razilian painter named Maria。Jane and "Tcd come to Visit Roscbud as often as they can。 mn their oooooc ime, Susan and Sam like to work in their ooooox。 Susan takes care ofthe rose bushes and the many other lowen am takes care of the Ycgetable gardcn He Mery proud of his tomatocs and his ooooox Susan and Sam als make ita better ooocx to IN re lotabout the town of Rosebud, and thcy ty 0 Susan often goes tO mectings about ooooocin the town. Sam hclps with he town vegctble garden、 People in the town cn Workin les. the garden and take ooogoc some of the vegetabl A, がe/ ゆみf a Do Susan and Sam look alikep Nr sa、 aes mnー PHow many dhildren do hoy haves 1が9 WM 人2 大Me Where do their children live 74 d. What do Susan and Sam Hike to do e How do they B. 7q/kgpoufyou/, cy (we Keed fn her see em% 1 le jp gw灰 Mac 10W help the town of Rosebud? ey G606 gnswers ゆ7太 gnofer student. Are they the sqrme?

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英語 高校生

文構造について教えて頂けないでしょうか?🙇‍♂️🙇‍♂️🙇‍♂️ With all the research we still have to do for this project, an extra hand in the laboratory could rea... 続きを読む

Questions 59 through 61 refer to the following conversation. 問題59-61は次の会話に関するものです。 /aboutthe budgetfortDe laboratory9 いる? 0Oを一パーセント増す 還還w Jerome, @do 中 knpwthemanageme敵amanas Jerome、経営陣が研究所の予算に関する決定を下したか知って 環 v Yes, they did IaSWWeekW 9They decided(9 in6reaeethe うん、先週下したよ。 彼らは、予算を 15 バーセント増額すると budgetb ffteen preemt) 決定したんだ。 軒" That's wonderfull 9Thats endlighto hirea least One それは素晴らしいわ! 私たちの最新の研究ブロジェクトを手伝っ more assistanto heptgHCunlaee research てくれる助手を、少なくとももう 1人雇うには十分ね。 projecb》 何を? Without A 仮定法主節「もしAがなかったら」 But for A。 仮定法主節「もしAがなかったら」 頭v US dt t. WW晶 8Iffig research そうだね。このプロジェクトに関して、僕たちがまだやらなけれ nhelgPerRtoi 、 ばならない全ての研究を考えると、研究所に臨時の作業員がいれ really help. 年“ば本当に助かるよ。 還詩w Well @we have severalresumes/on file. 0 さて、履歴書を何通かファイルに保管してあるわ。適任の候補者 se と fid some du一fd gandidates) がいるかどうか見てみるわね。

解決済み 回答数: 1