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化学 高校生

(1)の解説を教えて欲しいです

68 第3章 化学反応式の利用 演習問題4 反応量計算 (1) OHT+YOS 水溶液中のイオンの濃度は, 電気の通しやすさで測定することができる。 硫酸銀 Ag2SO4 および塩化バ リウム BaCl は,水に溶解して電解質水溶液となり電気を通す。一方, AgaSO4水溶液と BaCl 水溶液を 混合すると,次の反応によって塩化銀 AgCl と硫酸バリウム BaSO の沈殿が生じ,水溶液中のイオンの濃 度が減少するため電気を通しにくくなる。 Ag2SO4 + BaCl₂ → BaSO4 ↓ + 2AgCl ↓ イオ 08+0₂H+ (08)0 るた この性質を利用した次の実験に関する問いに答えよ。 MO+6H¹ ① 3.6 OHA+M 実験 0.010mol/LのAg2SO4水溶液100mLに濃度不明の BaCl2 水溶液を滴下しながら混合溶液の電 気の通しやすさを調べたところ, 表1に示す電流 (μA)が測定された。 ただし, 1 μA = 1 × 10 - A であ DE+0₂H8 + ¹MS00, H8+ HO + OMS 3. Mn0, +88' Se O 0 +211 200, +5H₂O₂ + S 表1 BaCl2 水溶液の滴下量と電流の関係 0x0001 +0+HA+TORAMS BaCl2 水溶液の滴下量(mL) 161 ② 4.1 2.0 3.0 4.0 5.0 AUTOLOAD EK J 6.0 7.0lo Exercise ③ 4.6 100 + HAL + OYO 592<******** 088+02, + ④ 5.1 CDS+THR+ OF (4) as + s = 問1 この実験において, Ag2SO を完全に反応させるのに必要な BaCl2 水溶液は何mLか。 最も適当な 数値を、次の①~⑤のうちから一つ選べ。 必要があれば、右の方眼紙を使うこと。SOH HOL A JA +18 Oall nate_HB + OmMDHS 電流 ( μA ) IS + 2 &H 70 *+ *HA + $08 44 0/10¹3x0 18 13 41 67 5:05.6 - 08 + 8 HS (g) INS+O.H ofif Odi h

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英語 高校生

一枚目 長文 二枚目 問題2と3と5 三枚目 2と3と5の答え 解説お願いします! ※一度質問したのですが返信なかったので!!

possove. 5 M Reading 目標 20分 速読問題 次の英文を2.5分で読んで, 1. の問いに答えなさい。 What is a "*remote meeting"? It is almost the same as a “virtual meeting” meeting." In any type of meeting, such as "face-to-face or remote, people get together qiu zonizud & no of guirsom & mort insed gnibsof biqsЯ to *present ideas and make decisions. It can be a meeting to get something done. The difference between a real face-to-face meeting and a remote meeting is that bemeonoo elgoeq ert of *participants of the remote meeting are just not in the same *physical space. Pris 229 awollot as prinqa aidt else no op lliw doirlw axinib wer no gníteem & blor lliw ew Instead, they are connected by phones or the Internet. There are several types of 00:01 moil (OUT) & emul emit bns ef60 10 the others, or just *audio. SOE mooЯ prile:90619 remote (3)sessions. Among them, the group call is widely used because it is musob bainn: 1sdW beneviled need senis even Jari Inib wan juods "handy. (4)This type of remote meeting does not require any extra "equipment other vab terlt no `noitatezen s exem than a cellphone or computer. It can be a video call, with each participant seeing al the group call. or an 3 of un Selnemusob srit top etnsqiiheq lliw nerWa .navig sd lliw anmusob o It is easy to *participate in, but (5to have an "efficient meeting, the number gnijem od noted vabadu yd naviy od lliw yodT participants should be limited. *Ideally, there should be *at most ten participants Spnitsem erit te ob of benlupen ineqioihsq ens terW 1 remote [rimóut]: 3 present [prizént]:・・・を提案する, 口頭発表する 5 physical [fizikl]:物理的な、実際の 10 audio [5:diòu]: 27 "online 2face-to-face:対面の,面と向かっての 12 ideally [aidí:ali] : 理想を言えば viste zlez s no noitsins29nq a ovis (163 wo alnih won no noizzuvzib & oved of hast chao T 5 participant [pa:rtísəpənt]: 8 handy [hændi] : 11 1 participate in...: ... に参加する 12 t 8 equipment [ikwipmənt]: 11 efficient [ififant]: **

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英語 高校生

一枚目 長文 二枚目 問題(ア) 三枚目 自分の答えand模範解答 付属の解説本が意味不明でした。解説お願いしたいです。

10 Life Reading 目標 20分 速読問題 次の英文を2.5分で読んで, 1. の問いに答えなさい。 Would you like to try to read a book that is 140 pages long every day! Many - are Japanese are surprised (2) to learn how long some American newspapers are. They a Slæom orll aneqsgewen to ancieev listipib ert asli orl not always 140 pages long, but they are usually at least 50 pages long. On Sundays 70198 ni olqooq odT C to 21697 0 1 qoq T some big city newspapers have hundreds of pages and *weigh almost a kilogram. gnibro biqs news, too. 37 There are lots of sections 5 (3) Of course, not everything in such a newspaper is news. m2 T raqaq zabavě s esi vis (1974-monib) 19m 16918 i 1996 about books, movies, travel, computers and hobbies, as well as star interviews and es, as well s boy arroqe bas zadintend comics in color. There are also many *advertisements, of course, but a lot of people ano ang m CECING OF COU vsbru² no,199sq ylisb niebimos atidhe bias Hold com bris flood, 25ñola bas find the advertisements very entertaining. Of course, the newspapers have a lot of he) {lind sdt ni snovievs ch the news Moky) zpililoq You may be surprised to find that (4)such large newspapers are (5)very cheap. They gaidyar are much cheaper than a newspaper in Japan. A large, heavy Sunday *edition of a vbodyas J Sunday edition of a Japanese newspaper. ding/ 4 weigh [wéi] : 重さが・・・である 11 edition [idífan] : (新聞の)… 版 1. smi ca ad te bear a newspaper in a big city may only cost about 350 yen, but it is 20 times bigger than the JR noilo92 smse sdt best a siqot amae ad juos at ziqot installib yasm tuds et 7 advertisement [ædvərtáizmənt]: 2 @ (171 words)

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