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英語 中学生

問4の並び替えはどのように考えて解けばいいのですか?

3 次は、高校生のHayato (男性) が書いた文章です。 これを読んで, 間 1~ 問6に答えなさい。 *印の ついている語句には、本文のあとに〔注〕があります。(34点) I love bicycles. I've been using my bicycle since I was a junior high school student. One morning, however, I got scared on my way to school. A car passed me really fast. It almost touched my bicycle. There are only a few *bicycle lanes in my town, and I think some of those lanes are too narrow for a bicycle to use safely. I wanted to make our streets safer for cyclists, and then I read about "Copenhagen, Denmark in a bicycle "magazine. It's Aas one of the most *bicycle-friendly cities in the world. I learned more about the city on the Internet and thought it's really a wonderful city for cyclists. I'd like to write about it. In Denmark. 90% of the people have a bicycle, and in Copenhagen, 49% of the workers and students go to work or school by bicycle (27 % go by car, 18% by bus or train, and 6% on foot). Many streets in the city have bicycle lanes and bicycle traffic lights, and there is even a bicycle bridge named "The Bicycle "Snake." I was "envious of the cyclists in Copenhagen because the city is bicycle-friendly in every way. You can ride a bicycle at 20 km/h without B at red lights even when the traffic is busy, and you can bring your bicycle on trains and buses. In the 2019 ranking of "Bicycle-friendly Cities," Copenhagen was No. 1 and Tokyo was No. 16. ② A lot of people were using cars in Copenhagen, too, but around 1980, the city started making better roads and rules for bicycles, and the number of bicycle users started increasing. Around 2017, the number of bicycle users in Copenhagen became almost the same as the number of car users. I was also surprised to see that the number of bicycle accidents in Copenhagen was "lower than in other large cities. I think it's because the roads (cyclists for safe/follow/ and/ are cyclists the traffic rules. In many Japanese road safety classes, children are taught that roads are dangerous and sometimes shown shocking scenes of traffic accidents, and they learn that they must follow traffic rules when they ride a bicycle. But in Denmark. children play games in their classes. They can have fun when they learn traffic rules. Now there is a movement in Japan that gives children road safety classes in this way. Bicycles are cheaper than cars and healthier. They're also friendlier to the environment. The United Nations expects that about 70% of the people in the world will live in big cities by 2050. Such a large number of people will cause some problems, and more traffic is one of them. Copenhagen is a very good role model for Sustainable cities and communities" which is one of the U.N.'s "Sustainable Development Goals. I think Copenhagen's ideas to increase the number of bicycle users are wonderful because people there don't have to stop doing anything. They choose bicycles because the city is designed in a way that using a bicycle is more convenient than using a car, bus. or train. However, after the number of bicycle users increased, more parking spaces are needed there. (3 To make a bicycle-friendly city, just making more bicycle lanes isn't enough. We must think about the future of our cities. Denmark has made a lot of great plans and has more exciting plans for the future. For example, it's going to build a "bicycle" "superhighway" between cities and other areas by around 2045. I definitely want to ride a bicycle on it some day! 〔注〕 be cared おびえて こわがって bicycle lane 自転車専用の車線. レーン cyclist ...... 自転車乗りの人、サイクリスト pass…………〜を追いこす。 通り過ぎる narrow ・・・・・・幅が狭い Copenhagen コペンハーゲン (Denmark 「デンマーク」の首都) magazine 雑誌 on foot... 徒歩で bicycle-friendly... 自転車にやさしい traffic light...信号 (traffic は 「交通 (量)」)

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化学 高校生

酸化還元反応の計算問題で化学反応式を立てる時の決まりはありますか?どっちの物質が還元されてるなどが検討がつきません。

酸化還元反応 計算プリント(計算式・答えは右に) 1 次の文を読んで、下の各問いに答えよ。 硫酸酸性のシュウ酸水溶液にニクロム酸カリウム水溶液を加える (1) シュウ酸 0.60mol を酸化するには、ニクロム酸カリウムは何mol 必要か。 (2)0.15mol/Lのシュウ酸水溶液20mLを酸化するには, 0.10mol/Lのクロム酸カリウム水溶液を何 mL 加えればよいか。 解答 1 (1) (COOH)2 →2COz+2H++ ・Gr20+14H++6→2G3+クH2O (cool)2 M 2xa60 2 0.252gのシュウ酸の結晶 (COOH)2H2O を水に溶かしての正確に100mLとし,その中から 25.0mLを正確にとり, 硫酸で酸性にした。これを温めながら0.010mol/Lの過マンガン酸カリウ ム水溶液を少量ずつ加えて反応をちょうど完了させた。 (COOH)22H2O=126 (1) 下線部①および②の操作で用いられる器具の名称を記せ。 (2) 下線部③の反応がちょうど完了した時点をどのように決めるか。 (3) この滴定で, 過マンガン酸カリウム水溶液は何mL必要か。 3 濃度不明の過酸化水素水がある。 この水溶液の過酸化水素の濃度を過マンガン酸カリウム水溶液 を用いた酸化還元滴定で求めた。 過酸化水素水 10.0mL に入れ, 希硫酸を加えて硫酸酸性にした。 0.020mol/Lの過マンガン酸カリウム水溶液を少しずつ滴下していくと, 8.0mLを加えたところで終点 となった。 この過酸化水素水のモル濃度を求めよ。 (5004)2 x=0.20 Karaly 6個xx 10,20 mol) 20 2x0.15× 6×0.1x. 1000 x 1000 X=10 ( 10 mL) (1)① メスフラスコ (3) の ②ホールピペット 消えなくなったと (cooH)2→2CO2+2H++2e- MnOf+8日+5→M+4H2O × 25= 100 H2O2O2+2H+2 X=20 KMnO4 5×0.01x 20mL) 1000 x=0.040 Kunds =5×6.02× 8 1000 0.040 mol/L) Mnogt8tl+se M4120 2xxx 10 1000 ~ ((00) 2 4 0.12mol/L ニクロム酸カリウム水溶液20mLに希硫酸を加えて酸性にした水溶液と、 ある濃度の硫酸 鉄(II) 水溶液 60mL が過不足なく反応した。 この硫酸鉄(II) 水溶液の濃度は何mol/Lか。 2x0252 126 3 酸化還元の計算のポイント Ch0+14H++6→2G3+クH2O Fet K2Cr2O7 20 6×0.12×1000 = →Festte- Feloq xxx 60 1000. 10.24 mol/L)

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英語 高校生

文法問題です。答えがないので合っているかどうか教えてほしいです

Choose the best answer to fill in each blank. (1) I like that white bicycle of 1 she 2 her 4 herself Fil 1 【神戸学院大 】 sa (1) p.495 (1) I f 3 hers many people in the I v (2) p.153 (2) H (2) The photographer is well known United States. Let's go and see her photo exhibition. with H as (3) Stop talking. 2 for Didn't you hear the bell ( 3 to )? 【 関東学院大】 (3)参 p.178 1 rang 2 rings 3 ring 4 ringed (3) D (4) The book is ( ) a guide to Africa as a story set in the (4) .265 【日本女子大 】 area. 1 no less than (4) 2 none the better for 3 not so much 4 not the same (5) (5) We requested that the meeting ( ) put off. finished our preparation. We hadn't (5) p.327 1 be (6) Please help yourself ( 2 should 3 is 4 would be (6 ) whatever you like. 【桜美林大 】 (6) p.498 1 by (7) Do you know that young lady ( 2 in 3 for 4 to 1 talk 2 talking ) with our boss? 【日本歯科大】 3 to talk 4 talked (8) I brought my friend to the cafeteria to eat lunch. After eating (7) 参 p.224 (8) 参 p.340 lunch, he asked me ( ) smoke there. 【名古屋工業大 】 ① that he can 2 where could he 3 whether or not 4 if he could (9) "I think Matt is a hard worker." "You ( ) be joking. He's rather lazy." A (9) p.117 ①had better ③ have 2 must would rather (10) We should decide when to start the new project ( discussed the other day. 1 which 3 with which (11) I sent Jane two letters, ( ①neither of which 3 of neither which for which 4 in which ) she has received. 2 neither which which of neither AJEA ) we (10) pp.58, 285 【創価大】 (11) 参 .306

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