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化学 高校生

化学の問題なのでが、全くわかりませんwどの問題でも構わないので教えて頂きたいです!

④ ある純物質の分子は炭素原子、水素原子、酸素原子からできています。 その純物質が 4.00 mg あり 4.00mg 中の炭素原子、水素原子、酸素原子の質量比は6:1:8 です。 その4.00mgを アセトン(教科書 141 ページ表 8.2 参照) 10.0gに溶解させました。 生じた溶液の沸点は、 56.00380℃でした。 ある純物質の分子式は? 原子量 C12, H 1,016 ⑤下記の反応は標準状態で自発的に起こりますか? 起こらない場合何℃以上であれば自発 的に起こりますか? 必要なデータは反応の下に記載されています。 CaCO3 (s) CaO (s) +CO2 (g) 標準生成エンタルピー (kJ moll): CaCO3 (s) -1207.6, CaO (s) -634.9, CO2 (g) -393.5 標準モルエントロピー (JK moll): CaCO3 (s) 91.7, CaO (s) 38.1, CO2 (g) 213.6 ⑥C (graphite), H2 (g), C2H6 (g) それぞれの燃焼反応における標準エンタルピー変化 (AH) の値 ( 9 回目の講義のプリント中にあります。)から、以下の反応における標準エンタルピー変化 (AH) の値を求めましょう。 なお、水が生じる場合、 液体状態で生じるとします。 2C (graphite) +3H2 (g) → C2H6 (g) ⑦架空の元素 A,D,Eがあり下記のような反応があります。 体積変化は反応の前後で無視で きる程度でしか起こりません。 A2D3 (s) +2E (s)→2A(s) +E2D3 (s)... 反応 1 1)下記の反応 2,3の標準エンタルピー変化 (AH) の値をもとに反応の標準エンタルピー変化 (AH)の値を求めましょう。 2A (s) +3/2D2 (g) → A2D3 (s); AH = -839.2kJ... 反応 2 2E(s) +3/2D2 (g) → E2D3 (s); AH = -822.2kJ….. 反応 3 2) 反応1の標準エントロピー変化 (AS)の値を求めましょう。 A2D3 (s), E2D3 (s), A (s), E (s) の標 準エントロピーは順に、50.9JK-mol', 87.4 JK-moll, 28.3 JK-moll', 27.3 JK-L mor' 3) 反応125°C での自由エネルギー変化 (AG)の値を求めましょう。 4) 反応1は25℃で自発的に起こりますか?

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工学 大学生・専門学校生・社会人

この問題の解き方と解答教えてください。

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英語 高校生

分かる方宜しくお願いします。

4 Reading Read the following passage and answer the questions. India has one of the oldest and largest film industries in the world. Graph 1 shows that, when it comes to the number of films made a year, India comes first, producing easily more films than the U.S. This has put the Indian city *Mumbai in the center of the global film industry. 2000 LESSON [Graph 1] Film Production (2015) 1500 5 One of the most common features of Indian films is that they have a lot of singing and dancing scenes. Songs often comment on the action taking place in the film. A song may be part of the *plot, so a character has a reason to sing. It may express a character's thoughts, or an event in the film, such as two characters falling in love. Some say that the reason for so much singing and dancing is because India is a 1o *multi-lingual country. Many different languages are spoken in India. As shown in Graph 2, by far the most common is *Hindi, which is used by nearly half of the population. Hindi is followed by *Bengali, *Telugu and many others. However, most people can enjoy the singing and dancing scenes, even if they don't understand the language spoken in the film. quifi 15 Among the Indian films, there are films in Hindi, Bengali, *Tamil, and so on. The ones in Hindi are called "*Bollywood" films (named after “Hollywood”) and are gaining huge popularity in and outside of the country. Its films are watched throughout Southern Asia and across many areas in the world, reaching over 90 countries. Indian cinema has become a global power. LENGLASU 1000 500 時制 0 France Britain the States China Japan India Napq?! 2-4 * 1642 Hindi Marathi /100 [Graph 2] Speakers of Languages in India (2011) 20 * Mumbai: AVR plot (話) 筋 multi-lingual: 多言語の Bengali : ベンガル語 Telugu: テルグ語 Tamil : タミル語 Bollywood : ボリウッド ※本書では,アメリカ発音, イギリス発音, オーストラリア発音の音声を扱っています。 ファッ Reading の CDトラック番号の横にそれぞれを米・英・豪で示しています。 40 Bengali Telugu Tamil Others Hindi : ヒンディー語 (256 words)

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TOEIC・英語 大学生・専門学校生・社会人

答え合わせの為、答えを教えて頂きたいです。 よろしくお願いします。ビジネス英語です。

Working with words 1 Complete the sentences with the words in bold. Change the form of the word in bold or add another word to it. supply 1 It's important to build good relationships with different suppliers. 2 Our supply chain begins with the manufacturer in India and ends in our UK shops. is much higher but it's transport 3 The cost of air faster. show 4 Customers from all over Europe visit our in Paris and Milan. invent 5 Every item in our photographic records of each of them. middle 6 The problem with using is that it adds to the final cost of products because we have to add on their fee. is unique, so we keep ship 7 We have a large. track 8 We use barcodes to stock coming in and out of the warehouse. made 9 All our pots are _, which makes them expensive, but our target customer doesn't want anything mass-produced. original 10 The arriving in three days. of the of the products is printed on the bottom of the box. 2 Underline the correct words in italics to complete the sentences. 1 The book is currently out of stock, but it is on / out of order, so we'll have it soon. 2 We need to stock up on / run out of headed paper. Could you put an order in? 3 I ran low on/out of ink, so I couldn't print out the report. 4 We can keep track of/ on track our order by satellite. 5 Let's stop at the next service station. We are running low/out on petrol. Business 1 Complete the phone call between Virginie, a customer, and Kevin, a call handler. Put the words in italics in the correct order. Kevin Good afternoon, you're speaking to Kevin. How can I help you? Virginie Hello, I am up/chasing/an/order chasing up an order I placed three weeks ago. Kevin account /take/I/your/details / Can please? 2 Virginie Yes. The account number is 572638. Kevin OK. If you bear with me a moment, I'll into / look/it 3 Let me see. Well, my /to / information / according it is still on order. 4 Virginie I really need to know happened /to/has/it/ what 5 Could check/me/you/it/for/out 6 ? Kevin Certainly. I'll back/you/to/hour / within/get/ the 7 Virginie Thank you. 2 Kevin calls Virginie back. Complete their conversation with the phrases from the list. put the order straight through asap charge it to was dispatched on check it out as quick as we can must have gone wrong Kevin Hello, this is Kevin from DYK calling. I've got some information about your order. Virginie Oh, thanks for calling back. So, what's happened to it? Kevin Well, we put the order straight through to the warehouse, and it 2_ the 25th. Virginie But I haven't received it yet. Kevin I'm sorry about that. Can you confirm the delivery address? Virginie We wanted it delivered to our Brussels office. Kevin Oh, something 3 It looks like it might have gone to your Paris office instead. I'll 4 straightaway. Virginie I've already been waiting three weeks. Could you just send it again 5 ? Kevin OK, no problem. We'll resend it Virginie Thank you. And please not the Paris one. the Brussels account,

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英語 高校生

ELEMENT2 lesson5 の問題です! 至急今日の朝7時までにお願いします🙇‍♀️🙇‍♀️

5 6 2. We should Comprehension A Reading for main ideas : Choose the best answer. 1. What is the main idea of the passage? @ The future of space travel. b The environmental problems in space. The technology to send a satellite into space. 2 3 B Reading for details : Fill in the blanks with the words in the box below. There are some unnecessary words. Then divide the paragraphs into the following sections. ). The junkyard a stop sending satellites into space b burn all the debris in space O not increase the amount of space debris to change the situation. The largest junkyard in the solar system is around the (1. (2. ) to 20,000 miles overhead. Most space junk (3. ) from manmade satellites and rockets. It would (4. about 11 million pounds in total. Space junk can cause a lot of (5. shuttle window was made by a piece of (6. The scientists work together to keep (7. might hit space shuttles and satellites. The scientists must try to find where the junk is and the (8. going, but it is not simple. Paragraph Organization Introduction ( Body ( Conclusion ( ). For example, a small crack in the space ) of the largest pieces because they Without careful (9. ), the space junk problem will get worse. Also, we should try to (10. ) adding more. World (11. ) is necessary to reduce the risk of space junk. ) ) ) ) the pieces are HAAR MELAY Words stretches / weigh/junk/track / watching cooperation / damage / direction / travels satellites / Earth / trouble / comes / stop

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