まるで囲んだ二つの記号の違いと読み方を教えてください

8 準備 | 集合 B 部分集合 2つの集合 3 5 P={1, 2, 4}, Q= {1,2,3,4,5} では,Pのどの要素もQの要素になっている。 P 2 560 一般に,2つの集合A, B において, A のどの要素 もBの要素であるとき, すなわち B xEA ならば xEB A が成り立つときはBの部分集合であるといい 1 記号で ACB と表す。 10 このとき,AはBに含まれる, またはBはAを含むという。 上の集合 P,Qについて, PはQに含まれ, PCQ と表される。

なぜCa-xになるのですか？

要点 緩衝液(弱酸とその塩の混合水溶液)のpH [H'] = Ka x C(ca:弱酸の初期濃度 mol/L, c,:塩の初期濃度 mol/L) ・緩衝液のpH 弱酸 HX の初期濃度を ca mol/L, 電離する濃度をxmol/L, 弱酸のナトリウム塩 NaX の初期濃度を cs mol/L として考えてみよう。 NaX Na+ + X- (Cs) Cs Cs HX H+ + X- Ca-x IC IC (mol/L) 1・成立する近似 NaXはイオン結合の物質で, 水中で完全に電離。 →水中には X-イオンが多数存在。 ・HX の電離平衡は電離が抑制される方向に移動(xは非常に小さい)。 →以下の近似が成立。 [X-] = cs + x ≒ Cs, [HX] = Ca - x ≒ Ca 2緩衝液のpH 弱酸 HX の電離定数 K』 を変形すると, [H'] は以下のように表すことができる。 [H^+][X] [HX] Ka = [H'] = Ka x ...(1) [HX] [X] (1)式に,1で導いた近似 [X] = Cs, [HX] = ca) を代入する。 [HX] [H+] = Ka x = K₁₂ × Ca [X] ･･･(2) < 戻る -263- ベーシックレベル化学 PART6 ステイサプリ 次へ >

間違っているところがあったら教えてください🙇‍♀️

2 W Choose the best answer to fill in the blanks. (1) wanaid rose ni UA- (1) I don't know what NGO ( 1 expresses n2 indicates (2) One of my Japanese friends ( ) for. 3 means Jstands ) an American woman amgninsem 1 married 2 married to 3 married with ④married on (福井工 (3) The garden party was called ( 1 off 2 out ) because of the rain. 3 for 4 in m) og blow (青山学 aitowane wo (4) I will ( 1 see ) to it that everything is ready for your departure. 2 confirm 10③3 arrange ) his grandfather closely. (5) His eldest brother ( ①resembles the 2 resembles to ③ resembles with ④sure al is was w eemal. 998 of bansqqui I is resembling ) with their neighbors.ood dis b691 9 8 bisa ai il (6) They are on good ( A relations aid friends is bs connections ④terms 1) bise et (u

(1)(4)(5)を教えてください🙇‍♀️

3 Fill in each blank with a suitable word so that meaning. (1A) )007 arw wom (1) a. When he left his apartment this morning, he didn't close the windows. 2201029 b. He left his apartment this morning ( w (2) a. May I take a seat next to you? ) (c of bein ) the windows. (東京理科大) b. Would you ( m (名古屋外国語大) ) my ( s ) beside you? (3) a. Your answer is far from satisfactory. b. Your answer is (a ) but satisfactory. W (4) a. I happened to see James in town. b. I saw James in town by (CW e). wol (愛媛大) 902 ang air () 19/jord Jeable aille of coldmeest (9 wants oldmazan boog no ) read all the books in this library. (A (5) a. It is said that he read all the books in this library. b. He is said (t ar ) ( h istance

間違っているところがあったら教えてください🙇‍♀️

Despite (3) Please remember ( be waked 2 In spite of③Although ④But for ) me up at 7 o'clock tomorrow so I can get to school on time. 2 to wake 3 waking (4) Take this coat to the laundry. It's so dirty that it ( 1 needs to wash 2 has it cleaned 4 woke 3 needs washing ①wants cleaned (5) We are likely to have a warm winter this year for the first time ( ①in ten years ③ past ten years (6) ( 2 over ten years' period ①ten years ago ) asked Michael about the matter, he wouldn't say a word. ①Anyone 2 Even if 3 However ) me go out with Tom. 2 allow 3 prevent (7) My father would not ( 1 let (8) But ( ①against ). (東京経済大) (玉川大) (立教大) ④Whoever (摂南大) ④ resist ) the rain and cold wind, we would have had a nice holiday. 2 from 3 of ④ for (西南学院大) (昭和女子大) (9) Miki and her family ( ) out of town. I have called several times, but there is no answer. I could go (10) ( 1 Either 2 must be 3 should go ) it is fine or not, the football game will take place. 2 Neither 3 Though (11) It's ( ) that I'd like to take my dog for a long walk. would be (南山大) ④Whether (獨協医大) ①such a beautiful day 2 a so beautiful day 3 such beautiful a day a beautiful day so (高知大 (12)( ) will be elected as the next chairperson? ①Do you think who 2 Do you think whom 3 Who do you think ④Whom do you think (国士 1 a day (14) To read a foreign language is ( 1 few 2 one 2 at a day 3 other (13) Here's your medicine. Take one capsule three times ( ) thing, to speak it is quite another. 5 this ④some 3 by a day ), after each meal. ④for a day (東北学

不定詞で「時間のゆとりがない」とどのように表せばよいの教えてください。spareを使います

急ぎです！！🥹🥹 この2枚の写真にS、Vをつけて欲しいです！前置詞➕名詞には(かっこ)をつけてほしいです！ (付けれたらでいいんですけどもし、c.oもつけれたらつけて欲しいです🙂‍↕️🙂‍↕️) 主語や動詞がどれなのか見極める方法などあれば教えて欲しいです🙂‍↕️😥

02 READING 2050年の世界はどうなっているでしょうか。 CD1 01-03 very Will life be the same or will it be 01 Let's think (of life in 2050. different from ours? Some scientists say that we will have no oil by 2050. We use a lot of oil every day, don't we? If we continue to use a lot of oil as 続く we do today, we will need much more oil for everyone in the world. The people in developing countries who don't need much oil today will want to use 5 it to have a better life. ② Take cars, for example. Now there are about 600 million cars in the world. Many of them are in developed countries. But the people in some developing countries also want to have cars to change their way of life. They will have more cars and begin to use them soon. How much more oil will we 10 need in the future? 03 ⑤ It is very important to know about the world's energy problem and to start doing something now. Jova 受 ers alod 高9(税白) 8

答え合っていますでしょうか😭😭

次の日本文の意味になるように,( )内の語または語句を並べかえて適切な英文をTF qu log mit 020 □ 24. できればそのようなことはしていただきたくないのです。 I ( didn't / rather / do / you / of / that sort / would) thingham 85 〈日本大) I would rather you didn't do that sort of 25. もうそのことに何らかの手が打たれてもよい頃だ。 It (something/ was / done / about / time / it / is ). Loved to ynb feel <日本大〉 is time it was done about something 26. ヴィンセントは何でも知っているような口のきき方をする。 (2語不要) (as / everything / he / if / knew / know/talked / talks / Vincent ). Vincent talks as if he knew everything 27. 常識のある人ならば,電子掲示板に人の悪口は書かないものだ。 < 東京理科大 > People possessing common sense ( of / normally not/ write negatively / would / others) on an electronic bulletin board system. would normally not write negatively of others 28.僕が君の立場だったら,その誘いを受け入れるだろうね。 I (I / if / in / invitation / say yes / the / to / were / your / woúld) place. glad in I Jud would say yes to the invitation if I were in I in your Tch <明海大〉 <東北福祉大〉

英作文をしました。どなたか添削していただけますか。何か減点されるような間違いはありますか。 １．「おじさんに京都案内を頼んだら、やってくれたよ」 　　　I asked my uncle to show me around Kyoto, and he did so. ２... Read More

今日、先生から宿題で出された問題です。大した単語は使われていないのでですが、わからなくて困っています。 １．日本語の意味になるように単語を並び替えてください。ただし不要語が１語あります。 （文の最初に置く語も小文字ではじめています） 　　彼女にはどこかに彼... Read More