問題が英語ですみません。あるイオン(mg/kg=ppm)が海（1.027 g/mL）にある時のの密度（M）の求め方がわかりません。 chlorideの場合、0.531や 0.546Mなど試しているうちに答えが複数出てきてしまいどうやるのが正解か分からなくなってしまいました。... 続きを読む

TAKE-HOME QUIZ: Solutions 1. The table below gives concentrations of ions in natural waters. a) Given the densities indicated, determine the molarity of each of the ions. Attach work. [9.750 1950 OCEAN: 1.027-1022 10.7768 mL ion name chloride sodium sulfate magnesium calcium potassium bicarbonate bromide strontium average OCEAN concentration mg/kg (ppm) molarity (M) 19350 (9.3514A 10760 2710 1290 411 399 142 0.14 67 0.067g 8008 7 Nat 7+ 10 ( 39+ L 16 Ca²+ 32+ M = mo RIVER: 1.003 b) All solutions must be CHARGE BALANCED, meaning the total number of positive charges must equal the total number of negative charges. Here's an example: average RIVER concentration mg/kg (ppm) molarity (M) 5.750.0575 5.15 0.0515 8.250.0825 3.350003 13.400134 1.30001 520.052g N/A N/A mL 13 SO4²- 26- total charge: balance: Demonstrate that seawater is charge balanced based on the information in the table. 39- 13 Cr 13-

中2　英語 ①の問題なんですけどこれであってますか?

When my mother is happy, she sings

（4）番教えてください！ お願いします！

5 日本文に合うように、太字部分に注意しながら (1) 私は野球チーム [部] に入っています。 I'm (2) あなたはサッカーが好きですね。はい。 You like soccer, the baseball team. (3)その果物は大きくてボールのように丸いです。 The fruit is big and round (4) 私はスイカのことを言っています。 I a watermelon. に単語を書こう。 ? - Yes. a ball. E+

英語のリーディングの問題を、S V O C 、（） 、→ などを書いていつも訳しています ՞ ՞ 文の構造をしっかり理解しようと思ってしているのですが、テストでだと時間的にやめた方が良いですか ?? 慣れてきたのか最初よりは書き込みも早くなったとは感じますが … ... 続きを読む

a a high school student in Japan> He is from Australia. He finds two of his friends, Hikari a (+"=> in their classroom and talks to them. of our S : Hi, Hikari, Takuma. What are you looking at? : Hi, John. We are looking at *results of a *survey about the school trip) O ↑ In the survey, 243 first-grade students(at our high school were asked the question: "Where you want to go on the school trip?" Look at this *graph. V : Oh, the most popular place is Okinawa. I understand that because we can swim in C beautiful sea and its culture is very interesting. Have you ever been to Okinawa? (1127 くどこ : Yes. I went there on an *elementary school trip and a family trip last year. My best me O s in Okinawa is *snorkeling in the sea. There were a lot of beautiful fish in the water, and S V excited when I saw them. I had a really good time during each of the trips. LEES くりつ) : I went there on the school trip when I was a second-grade student (at junior high s 12x During the trip, we didn't stay at a hotel. <+1>> : Oh, really? Where did you stay then? Sone houses くどこう : We visited some houses and stayed there. I stayed at Mr. Higa's house. He and his Cat=r=" were very kind and did many things for me. For example, they took me to some V places and made me some traditional dishes. I also had an experience (of taking care サトウキビ cane in their field. I had no chance to see sugar cane before coming to that field) S very interesting. Staying with Mr. Higa and his family is my best memory in Okinaw : Wow, you both enjoyed staying in Okinawa. I have become more interested in visi 動名詞 ↑ listening to your stories. 化現在完了形 S : I'm happy about that. If you visit Okinawa, you will like it very much, too. : Well, I've heard that a lot of students go to Kyoto or Nara on the school trip. But (Y" => S SV shows that only fifty students want to go there. I'm a little surprised about that. And V is more popular than Kyoto and Nara 最上 S : Look! Some foreign countries were chosen, too. And your country is the most them all) gift no : I'm happy about that. *Hawaii is also popular, right? 自然と同じくらい SV S V : Yes, it's as popular as Nara. A lot of Japanese people go there on their trips ev S V

リーディングの問題です。 色付き下線部の英文の訳し方がよくわかりません。 どのようにして，回答のようになるのか教えて下さい🙇‍♀️

3 Jill, Ellen, Bob, and Edward lived near a lake/They could go for a swim every day. A man named Mr. Black lived near the lake, too./Sometimes Mr. Black went swimming with the children. One day they asked him to go for a swim with them./Mr. Black said "We can't go for a swim. We may never swim in the lake again." "Why not?" asked Edward. "Because the lake is polluted," said Mr. Black. "There's a new sign at the lake. It says No Swimming, Polluted." "What is polluting the lake?" asked Jill. "Let's go down to the lake and look at it," said Mr. Black. (ア) Mr. Black and the children went to the lake on a sunny Sunday. They looked into the water. It wasn't clean/They walked around the lake and they saw why it wasn't clean. “Look at that *garbage in the water," said Jill. "That's what's polluting the lake.” Edward saw oil floating on the water./"That oil pollutes the water, too,” said Edward. "It comes from boats on the lake." "Come here," said Ellen. "Take a look at this. There are tires in the lake !" "Why would people throw tires into a lake ?" asked Bob. "They just don't stop to think," said Mr. Black. "But they are not the only ones who pollute the lake. The people who run that factory pollute the water, too." Bob looked at Mr. Black/"What can we do? How can we stop the pollution ? he asked. "Well, we must get help from other people. We can't do it alone," said Mr. Black. Mr. Black had a friend who worked for a newspaper company. He asked him to help. The next day the story about the pollution was reported in the newspaper. Many people read about the story. They talked of the pollution. They talked of ways to clean it up. people met at the lake./They came to clean it up./ They cleaned out the garbage. Then they cleaned out the tires./They set up big cans. Then they put signs on the cans. The signs read, "Put Your Garbage Here." /People who lived near the lake came to help./People who had boats came to help./And, people from the factory also One day (イ) came to help. They knew that it would take a long time to get the lake clean again. But they did not give up. They all hoped that someday the "No Swimming” sign would come down and the people could swim in the lake again. 注) 〒garbage=ごみ

答えが無いので教えて欲しいです。 早めにお願いしたいです。

英文法 ( 10点) I don't like tea, so I () coffee for breakfast. A) generally drink B) am generally drinking C) was generally drinking D) had generally drunk Please remember () this letter tomorrow. A) mail B) to mail C) mailing D) of mailing () at a higher temperature than water? A) Has milk boiled B) Does milk boil C) Is milk boiling D) Was milk boiling Don't forget ( ) your lessons before you go to bed. A) study B) studying C) to study D) having studied Our teacher taught us that the earth ( ) round the sun once a year. A) move B) moved C) moves D) to move I have no idea when he () next time. A) comes B) has come C) coming D) will come

ここのマーカーで引いている部分の訳し方を教えて頂きたいです！

adulthood began, I would stick it on that Thanksgiving weekend in 1981. I was seventeen. While my roommate packed her bag to go home on Wednesday, I walked to a supermarket with a shopping list. I had borrowed a copy of The Joy of Cooking from the library when I realized ( 1 ). I found five other students who lived in other *dormitories who also had no way of getting home and invited them to dinner. It never occurred to me to ask someone if I could stay in my room. It was my room, after all. But on Wednesday night, when the heating in the dormitory was turned down to whatever temperature was needed to keep water from freezing in the pipes, I wondered if maybe I'd been expected to leave along with all the other girls. Too late now. The office was closed until Monday morning. In those days, before cell phones and the internet, such problems were solved not by changing my coat. the situation but by changing yourself. I put on another sweater and (3) I suppose before I went to college I had been very modestly helpful to m mother on Thanksgiving. When she asked me to peel a vegetable, I peeled it, an hen went away to watch the Macy's parade on television until she called me ba o peel something else made no effort until 1981, when the Thanksgiving din at people were coming to was mine. That was when I started cutting fro atter into pea-sized *chunks with a frozen knife in my frozen hands to mak ie crust. ② 2 -

1.6の問題で質問です。 自分なりに考えていた理由です。こたえは3.4です。 1受け身がダメな理由を3は4がダメな理由を教えて欲しいです。

7 1. We ( 3/27 - 2. There ( ) this beautiful weather for the last three weeks. 2 will be enjoying are enjoyed C 4 have been enjoyed 9/27 ) be a large mansion here in used to my childhood. 3 had to out to be a fake. If it were real, it ( 3 will cost costs 4 would cost 4. The manager is not here because he's () to New York on business. スライト V (1) been visited 3 left 4 gone dein's over 5. The villagers used to walk eight hours to collect water. Thanks to the newly built wells, they ( #P ) so any longer. don't have to do 1 would 3. The painting has turned 1 cost 2 3 must have done 6. When I was still single, I ( FRENZ week. 我身 5 had enjoyment 11 belong 3 was belonging have been enjoying belonged 4 have belonged 4 should ) millions of dollars. 2 have done 4 mustn't do jud 297 8 ) to a community orchestra that practiced three times a 197 new day bil art terleve ashliud en a badeinit nood en C 1 9

2でtemperatureが温度で、degreeも度で被っているのでそこが疑問なのと、aがなぜつくのか教えてもらいたいです。

3 Theme 2 第1章 時制 1 [基本 基本 1 On my way to school each day, I generally ( cats. 2 am seeing were seeing Water ( 1 boils My father sometimes ( student. helps 14 基本 (1) comes 3 see 4 was seen helped 3 has helped I have no idea when he ( ) next time. 2 has come 3 coming Theme ) many do at a temperature of 100 degrees centigrade. 4 used to boil 2 is boiling 3 was boiling ) me with my homework when l 4 is helping 現在の 4 will come 不変 ▶

私の回答のダメな点など色々解説していただきたいです！よろしくお願い致します🥺

3. プールの水の深さはどのくらいありますか。 How (deep in /is/ the water) the pool? doo (deep the woter is inno deep is the water in