Grade

Subject

Type of questions

Chemistry Senior High

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

Unresolved Answers: 1
English Senior High

赤ペンで書いてあるところを教えてください!

加] 次の英文を読んで、あとの問いに答えなさい。(》 上X12) 隔90 人 Adde ResRo 1 Japan,Tsailed across the Pacihe Ocean to North Ameica。 0 y Sd Was Vancouver, Ganada. Tasked for waste oilin many restaurante and hotels there. HHowever,(①my requests were often refused because peonle knew tle about biodiesel fuel、(②( disappointed / feel / made / that / me )、 St as people heara about my project, they started bringing me waste oil from their homes. ③It took mea few_days to process the ol into biodiesel fuel。 After the process was finished, twas able to start ( ④ ) my journey again、When Tran ( ⑤ ) of fuel Istopped an ⑥(waste ot / for / people / asked ) again. A month 1ater, T left Vancouver ( ⑦⑰ ) the U8. More and more people helped me on my journey、Some people e-mailed their friends about my project。 Surprisimgy。 whent arrived in their town。 they ⑧( already colect ) waste oiL for me. Tn San Francisco,people even held a welcome party for me. Itraveled from Los Angeles to the Grand Canyon an then to the East Coast。 To save fuel I had to drive carefully. Vasco-5 and Tent acros9. the North American continent and 5naly arrived ( ⑨ ) Washington, D.C.on Apmi 19th. 語で答えなさい。 人 。 ッッ ほまとら人 のっ 2 .⑥の ( ) 内の語句をそれぞれ正しく並べかえなさい。 CX融は大交字で書く ⑫ AI efce| dssapPckted @ ecke ee Jre2te el 暫 の・⑨・②・⑨の ( ) に入る押な1和をそれぞれから志び 記号で千えなさい。 アドon 二5eEfoD ウ.m エエ. out 0 2 に 2 -セゼル徐料 にやてす3 2 BAが> Fs ) ⑧の() 内の秋殺を正しい衝に直して半 8 (lecte のOc apaveocBxをeea ※同じ記 ま Yancouver is the frrst city that the writer visited.〇O 1 iv 81m. イ. As soon 88 the writer received yaste oil he started driving 8 。 Ag d to drive carefully becau8e is car was ol. 号を使用してもよい ウ. The writer ha

Waiting for Answers Answers: 0
Physics Senior High

(3)で、今回は問題で「いくらより大きくなければならないか」という問題なのでμ>b/2aと>をつかっていますが、もしもこの問題が「滑る前に倒れるためのμの条件を求めよ」みたいな問題だったとしてもμ≧b/2aは間違いですか? =をつけるかつけないかの判断がよく分かりません 誰... Read More

ーーピー和PCfPPCRCND \ボしに、草NH 生 TV 幸ひの /体が較かれれていあ。 関@上N、せは、 凍罰体の側箇に 平行で重心を通る断面の点を表 衝 NRNAに系をより0つけ、水平生向き8に大8 き 7の引力で引いた 継直直詞体は龍由 していたが, 7を谷々にた8くすると,。 やが RNNBま回四直して倒れた。決の各則に答えJ (| 自体が骸由しているとき, 直方体が床から受ける重直抗力の作用点ほ。虚評が島 『 夫間きにいくらの中見にあるか ] 還 走記体が国四し始めるのは7がいくららをこえたときか 0 上と商方人の則の前上係表/は。いくらより大きくなければな ない # 了Mwささで 還還問 Wo ね重カの作用想|にある 天貞は夫*にれれ (9) 7を人きく〈すると、 垂直挑廊の作用吉計看 側にずれる。()のxが0になるまきの絹力条 7, とすると, 眼力がこれよりも大きく 礎向あ 例れるので, 0=馬< 7 。 れ=可 (3) 直方体にはた ら かりら。 だmm | 直方休がすずべらないためには。 これは葉届、⑧を代入しで

Waiting for Answers Answers: 0