大学化学の問題です。フロスト図、ラチマー図、命名に関する問題です。お手数なのですが解説ともに解答教えていただきたいです。お願いします🙇‍♂️

2. 酸性 (pH=0) または塩基性 (pH-14) 水溶液における窒素のラチャー図を次に示す。 間 (1)~(5) に答えよ。 +5 +4 +3 +2 +1 0 -2 -3 +1,07 +1,00 +0.80 ① NO.. → N2O4 +1.59 NO - -1.87 +1.41 +1.28 HNO2 +1.77 NO. N₂ NH,OH' — NgHs — NHẬ +0.79 -0.86 +0.87 -0.46 ②NON2O NO2 NO +0.94 -3.04 +0.10 N₂O +0.73 → N2Ha → NH OH NH₂ N₂NH₂OH 1,097 +1.57 141554299 (1) ①について、次の表の空欄を埋めよ。 (+5 4410.80 酸化数 N -3 -2 -1 0 +1 +2 +3 +4 +5 VE° (V) 10.27 -0.38 +1,45+1. +1.87 0 +1.77 AT f 1.16 141.25 0,82 I 0.46 (2) ①と②のどちらが酸性溶液か。 理由と共に答 えよ。 (3) 酸性溶液と塩基性溶液のどちらでも、不安定な酸化状態は−2 ~+4のうちどれか。 (ヒント: ①② について､ともに一電子 酸化還元を受けやすい酸化状態を探せ。) (4) 水酸化ナトリウム水溶液にN2O (気体) を通 じた。 どのような反応が起きるだろうか｡ 化 学式を示せ。 (5) アニリンのジアゾ化反応は高校化学の教科書に「アニリンを 冷やしながら、 塩酸と亜硝酸ナトリウムを反応させる」 と記 述されている。 この際、 アニリンに塩酸と亜硝酸ナトリウム を混ぜてから加えるべきか、それぞれ独立に加えるべきか。 それはなぜか。 1.07

□123を教えていただきたいです。 また、選択してある所は合っていますか？ よろしくお願いします。

第15-2章 動詞の語法 ② 3年 英語表現Ⅱ [Scramble トレーニング問題集] Keiko finds all the classes offered at the campus ( ). interesting is interesting 3 interested 4 are interested Did you get Jack ( > your car? washwashed 3 washing 4 to wash What 1 came 2 caused 3 had 4 let Hiromi's mother wouldn't ( ) her eat more than one ice cream a week. admit 2 get 3 let 4 permit 10 He set up scholarship funds to ( poor students and adults attend college. 援助 kh aid encourage 3 help 4 urge 【発展】1 ( )内の語句を正しく並べ替えなさい。 2,3は誤りのある箇所を選び、正しく直しなさい。 1 不況のため企業はリストラを行い, 新入社員の採用を渋るようになっている。 The economic slump has been (restructure / causing / making / new employees / reluctant to take on / to / corporations / them / ,) . [_______ 2 This photo reminds that I had a good time at the party 3 to which many of my friends had been invited. [ ] => [ 1 3 DI like to make my coffee to be hot 3even 4in summer. [ ] => [ ) you to change your mind? 29

分からないので解説お願いしたいです

0.2 mol/Lの酢酸と0.2 mol/Lの酢酸ナトリウムからpH4.0 0.2 mol/Lの緩衝液を 作りたい。 それぞれどのような比率で混合すれば良いか求めよ。 ただし、 酢酸 ナトリウムはほぼ電離しているとし、酢酸のpKaは4.76とする。 (途中式も記述せ よ)

この長文の解答を教えてほしいです！ 自分の解答に自信がないのでよろしくお願いします

Questions 4-7 refer to the following letter. January 10 Ms. Erin Murphy Customer Service Department Westcoast Airlines Major Miles Program 345 Brook Street Dallas, TX 75218 sending y you my Dear Ms. Murphy, 6. itinerary and ticket number for my recent roundtrip flight from JFK International Airport to As per your request (during our telephone conversation on January 8, I am s business class with a Major Miles Gold Class voucher and should therefore be eligible for Los Angeles International Airport last December. Please note that my ticket was upgraded to full business class mileage credit. 1 my mileage credi I am a Gold member in the Major Miles program and have been a Westcoast customer for over 15 years. I must that voucher pla genuinely confusing. I fail to understand why the burden of proof for rests with me. Shouldn't this information be on your ticketing computer? Wnb This was my itinerary. Departed JFK, December 22 at 10:20 for LAX Returned to JFK from LAX on December 29 at 16:40 My ticket number was #YB42565697. My seat number was 14B. My Major Miles number is # 04356721 (Gold Card). I sincerely hope that this issue will be resolved quickly as I am counting on my miles earned during this trip to upgrade my hotel room next May. Thank you very much for your attention in this matter. Sincerely Yours, arred Watkins rrod Watkins ection II 読解 4. 5. Wh (A) (B) (C (D W (A ( C

高校　化学 pHの問題です！ この問題の解き方が、わかりません！ わかる方いましたら解説お願いします！

■Q.42 水溶液のpHに関する記述のうち、正しいのはどれか。 1 1.0×10~2mol/L硫酸のpHの値は、同じ濃度の硝酸のpHの値より大きい。 1.0×10mol/L酢酸水溶液のpHの値は、同じ濃度の塩酸のpHの値より小さい 3 H3の塩酸を水で105 倍にうすめると、pHの値は8になる。 2 4 pH11 の水酸化ナトリウム水溶液を水で10倍に薄めると、pHの値は12になる。 51.0 × 10 - 'mol/Lアンモニア水のpHの値は、同じ濃度の水酸化ナトリウム水溶 のpHの値より小さい。 N

青ペンで丸をつけた「still」について質問ですが Stillには「しかも」 と言う意味の使い方があるんですか？？

performs actions that ne say (2) (3) (4) impossible is almost insulting. How can you remember everything the instructor says you 10 have to remember? Bend your knees. Look down the hill. Keep your weight on the downhill D ski. Keep your back straight, but nevertheless lean forward. The lectures seem endless how can you think about all that and still ski?

p1とp2の圧力が等しいと書いてありますがなんででしょうか？

重力加速度の大きさは 9.80 [m/s2] と 5, 銀の密度は13600 [kg/m²] とすること｡ H/F pc² 18 mm pr. 5,56 m x 9₁2 1m = 100cm 05 1cm = 10mm 4 x9,8 x9,800 200 9, 10g0 10.3061 1000 x12m x9 A 9800x12 = 117600 Vend 270 Pa = X 1.01 * tooooo Tatoo oooo 133x = 270pa. 270 x= 133. 500 [cmH₂0] [mmHg] > ? 46 [mmHg] [cmH₂0] >> ? 1153 m 13000x & xa. A Immo . 2.03 mmHg 物

答え教えてください🙇‍♀️

22 ~ing? の形で用いられることも多い.neganiyoreasthysingel acigalogs anie] O discussed 2 lay 3 told 4 watching 5 miss 6 mind A 次の各文の空所に入る最も適当なものを1つずつ選びなさい. 1. ) it from the library. It is not necessary to buy the book because you can ( 1 borrow 2 rent 3 lend 4 loan 2. The storm was () our town. odliw bisnis) slange of 1 approaching 2 coming 3 arriving (東亜大 4 getting 3. George was () to a position of greater responsibility. 1 arose 2 raised 3 raising 4 risen

WordhuntとComprehensionを教えてください

1 □カフェインと睡眠不足 ツァイスラー博士の新発見 ②□カフェインが病気を引き起こす理由 □がんや骨の病気の主原因 Comprehension 本文に関する質問に記号で答えなさい。 1. Why is caffeine unhealthy? a. Because it makes our bodies weak. b. Because it causes a lack of sleep. c. Because it makes us sleep too much. 2. What will happen to the human body if it does not get enough sleep? a. It will work at its best physically and mentally. b. It will work at its best physically but not mentally. c. It will work at its best neither physically nor mentally. 3. What do some studies on caffeine consumption tell us? a. Caffeine consumption can cause certain kinds of diseases. b. Caffeine consumption does not create any health risks. c. Caffeine consumption decreases among sick people. 4. Which of the following is true? a. Caffeine is found in drinks but not in foods. b. It is very dangerous for us to use caffeine to wake ourselves up. c. We cannot judge whether caffeine is good or bad for our health. neither[ní:dər] A nor[nóər] B A & B ~till t □正しい休息の取り方 □カフェインによる健康被害の可能性

WordhuntとComprehensionを教えてください

1 □カフェインと睡眠不足 ツァイスラー博士の新発見 ②□カフェインが病気を引き起こす理由 □がんや骨の病気の主原因 Comprehension 本文に関する質問に記号で答えなさい。 1. Why is caffeine unhealthy? a. Because it makes our bodies weak. b. Because it causes a lack of sleep. c. Because it makes us sleep too much. 2. What will happen to the human body if it does not get enough sleep? a. It will work at its best physically and mentally. b. It will work at its best physically but not mentally. c. It will work at its best neither physically nor mentally. 3. What do some studies on caffeine consumption tell us? a. Caffeine consumption can cause certain kinds of diseases. b. Caffeine consumption does not create any health risks. c. Caffeine consumption decreases among sick people. 4. Which of the following is true? a. Caffeine is found in drinks but not in foods. b. It is very dangerous for us to use caffeine to wake ourselves up. c. We cannot judge whether caffeine is good or bad for our health. neither[ní:dər] A nor[nóər] B A & B ~till t □正しい休息の取り方 □カフェインによる健康被害の可能性