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化学 高校生

(3)についてなのですが、解答とは違い、手書きの写真のようにカルボキシ同士、またヒドロキシ同士が脱水するような構造にはならないのでしょうか?

249 〈合成樹脂> グリコール酸の構造式 HO-CH2-C-OH 乳酸の [ア] 重合では低分子量のポリ乳酸しか得ることがで きない。そこで, 低分子量のポリ乳酸から,乳酸2分子が脱水縮 合した環状ジエステルである化合物Aをつくり,これを〔イ〕重 合させて高分子量のポリ乳酸を合成している。 また, 乳酸と同様に上の構造式で表され るグリコール酸の環状ジエステルである化合物Bを [イ] 重合させることで高分子量 のポリグリコール酸がつくられる。 乳酸とグリコール酸を 〔ア] 重合させて得られる高分子素材は,外科手術用の吸収性 縫合糸として用いられている。 このように, 2種類以上の単量体を混合して行う重合を 〔ゥ] 重合という。 (1)〔ア〕から〔ウ〕に入る適切な語句を答えよ。 化合物AおよびBの構造式を答えよ。 構造式は例にならって答えよ。 なお, 光学異 [21 九州大〕 性体(鏡像異性体)は区別しなくてよい。 (3)化合物Aと化合物Bの〔ウ] 重合体 6.5g が二酸化炭素と水に完全に分解されると き発生する二酸化炭素の体積は標準状態において何Lか。 ただし, 〔ウ] 重合体を 構成する乳酸とグリコール酸の物質量比は1:1とする。また,高分子の分子量は十 分大きく,末端は考慮しなくてもよいものとする。 (H=1.0,C=12, O=16) 樹脂> [23 防衛医大]

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英語 高校生

答えあっていますか、、🥲✨✨回答よろしくお願いします😭😭

接続詞 条件 25. 26. ) she has gone to Paris on business, Ms. Brown is not here now. Since ~45 2 Before 3 Though 4 When a) it was the end of the month, the bank was very crowded with customers. Because ②Because of 3 While 一彼が貧しいからといって、私たちは人を見下してはいけない 27. We should not look down on a person ( ) he is poor. ⑩because 2 why jud nees ed 3 and 28. () that you are old enough, you must do it yourself. ①Because Now 3 Though 〈城西大〉 4 During 〈城西大〉 but... because 4 but ~なので…ない ~だからといって…な(松山大) 4 When 29. You should not keep pets (as) you take good care of them. 1 if unless otherwise 4though 〈工学院大 〉 <中部大〉 VM 30. We will be able to accept your offer () that you assure us that the agreed price will stay unchanged. ut Jemins to alungg piyrells ofqueq 2 proposed ③provided suggested "\ 4 (4)①decided 31. "Couldn't you make the price on this car one million and a half?" <学習院大 > ④on the condition という条件で/もんならば (大原亜) "Well, all right, ( ) that you pay in advance." in case 2 in circumstance 10. ③ for good reminded ☐ 32. ( 2 Remember もし~ならば 〈大阪産業大 〉 ) the passenger sitting next to you wasn't feeling well, what would you do? Suppose 3 Think 4 Act <摂南大〉

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英語 高校生

答えあってますでしょうか😭😭 学校でなぜその答えを選んだのか答えなければいけないんですが、19番とかは意味で選んでしまってるんですが意味じゃない理由とかってありますか、、🥲🥲 回答よろしくお願いします、、🥲

13767975 17. It will not be long ( ) she can have the transplant surgery. 1 when (2 time 3 after It will not be long before SV 4 before 〈 兵庫医科大〉 18. The old man watched the ship become smaller and smaller)() it was seen no more. ☐ 19. ( 1 because 2 unless 3 after ④till~するまで 3d <獨協大〉 ) my son enters elementary school, he should be able to say the English alphabet. 2 ①Before long By the time 3 While 家につくとすぐに 20. He had no sooner arrived at home ( 2 for ote 4 Until 立教大 ) it started to rain. S had no sooner done 3 when not than ....than did~ いい ・・したらすぐに~札幌大 ) had the meeting started when an earthquake shook the building. Hardly had s done 2 Hardly ? 3 Immediately Rarely 倒置形 <明治大) 1 as 21. ( 1 Fairly 22. ( 援助が入ってきた As soon as the men had ~したらすぐに ③ Scarcely had the men E2 Before the men had 4 Soon had the men ) begun considering the solution when an aid came in. ~したらすぐにした aña es ( 〈日本大〉 人間は彼らが生き残るために必要なものを生産しはじめるとすぐに、 23. ( human beings started to produce what they needed to survive, they set themselves apart from animals. voegb done (Þ) As soon as ~するとすぐに Jadi evorgneb ytay 2 The reason why 4 As it is 〈関西外国語大〉 3 No more than 24. I knew something was wrong with the engine ( 1 although 2 even if 3 however ) I tried to start the car. the moment ~するとすぐ(近畿大) ⑨the

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英語 高校生

黄色線のhis business が 干渉しないよう という意味になるんですか😵‍💫

3,000 animated characters. 2 Blanc was born on May 30, 1908, in San Francisco, California. However, when he was a child, his family moved to Portland, Oregon, where he attended 問1の正解の根拠 ~へ引っ越した 〜に通った school. When he was young, a game he used to play by himself was to look at, よくしたものだ 一人で for example, a bird, and try to imagine what it would sound like if it could talk. Then, he would try to make the voice that he had imagined. 問1の正解の根拠 ~を集めた 問1の正解の根拠 3 In 1927, Blanc began working for a daily radio program. There, because the sponsors could not afford to hire more actors, Blanc used his own voice for many of the show's characters. After that, he moved to Los Angeles, California, where he joined Leon Schlesinger Productions, an animation studio that had assembled some of the greatest voice actors of the time. This company did the work for Warner Brothers, which developed the cartoons that made Blanc rotair lo subiq soloqu na diw envoys abiyong liw 4 Without a doubt, Blanc's most famous voice is that of Bugs Bunny, the star of the Warner Brothers animated line-up since 1940. Blanc not only provided Bugs Bunny a voice, but also a personality and his famous catch-phrase, "What's up, doc?" The team involved in creating Bugs was very careful about famous. 〜に関わった 問3の正解の根拠 giving him a personality that would be popular for everyone. They decided that Bugs would not be an unkind character; he would just always be peacefully minding his business until someone started trying to hurt him or make him do something he did not want to do. Then, he would fight back. Blanc was very JAKE 問3の正解の根拠 proud of Bugs and thought that the character could be a role model. He said, "Bugs does what most people would like to do but don't have the guts to do." 問2の正解の根拠 5 By the 1940s, Blanc was providing the voices for more than 90 percent of the Warner Brothers cartoon characters. To put that in perspective, from 1940 to 1959, Warner Brothers released almost provided about 540 voices during that time. それを総体的に見ると 600 cartoons. That means Blanc Through this time Blanc appeared on many radio and television programs. He provided the voices for the most 問1の正解の根拠 lovable side characters on extremely popular programs of those days. Then, in the 1960s, he voiced some of the characters in "The Flintstones," the first -126- 生 H

解決済み 回答数: 1