Ответ по предмету Химия: Приведите примеры использования нитратной кислоты и нитратов.

Предмет: Физика, автор: alenafeoktistova1230

Кран поднимает бетонную плиту массой 433 кг на высоту 15 м. Определи КПД двигателя крана, если при сгорании топлива выделилось 259 кДж. Ускорение свободного падения принять равным 10 Н/кг.

7 лет назад

Предмет: Другие предметы, автор: Dasssssha3

Помогите с латынью пожалуйста

Перевести Oppĭda Germānis ignōta erant

И сделать анализ каждого слова (часть речи

имя существительное

имя прилагательное

глагол и т.д.

время

отмена

род

Відміна
Дієвідміна
единственное множество
Пожалуйста

7 лет назад

Предмет: Английский язык, автор: parkcheyon

Ex.5.Choose the correct answer.
1. Garry hadn't been living there long when he ________ Melanie.
a) was meeting b) met c)'d met
2. Joseph was anxious because Linda ________ yet.
a) wasn't arriving b) didn't arrive c) hadn't arrived
3. It was light when they finally ________ home.
a) were getting b) got c) had got
4. Everything was spotless. They ________ the house from top to bottom.
a) were cleaning b) cleaned c) 'd cleaned
5. Sara was very bored. She ________ the film three times already.
a) was seeing b) saw c) 'd seen
6. How long had you been working there when they finally ________ you?
a) promoted b) had promoted c) had been promoting
7. He ________ his bags and left for good.
a) was packing b) packed c) had packed
8. They were miles away from home when realized they ________ their passports.
a) were forgetting b) forgot c) 'd forgotten
9. I'm so sorry. I ________ to give you the message. Here it is now.
a) was forgetting b) forgot c) 'd been forgetting
10. It was such a shame that the play was cancelled. I ________forward to it for months.
a) looked b) 'd looked c) 'd been looking

Ex.6.Find and correct five sentences that are wrong.
1. After we'd discussed what to do, everyone got on with the job.
2. When I'd got everything ready for the party, I'd gone upstairs to change.
3. Kate wasn't allowed to go to parties until she'd turned 16.
4. As soon as they received the architect's plans, they'd started building.
5. We'd waited outside until she went in safely.
6. As soon as it stopped raining, the kids ran out into the garden.
7. They both ran to the door at the same time when the doorbell had rung.
8. Valerie broke her leg when she fell down the stairs.
9. They weren't able to relax until they'd completed all the work.
10. When Sally heard the news, she'd threw her arms around her father and hugged him.

Ex.1.Choose the correct option.
1. I haven't got much/many appointments this week.
2. There are a few/few options, fortunately.
3. I've got several/little good ideas.
4. Do all/some your clothes need ironing?
5. There is no/none coffee left.
6. More/Many years later, they met again.
7. There are fewer/less opportunities than we imagined.
8. Each/All candidate will receive written instructions.
9. Oh, dear! There is a little/little time left. We'd better hurry.
10. It's the same old story every/all time

Ex.2.Choose the correct answer.
1. Did you manage to get any sleep?
a) yes, few. b) yes, little. c) yes, some.
2. Is there any tea in the pot?
a) yes, all. b) yes, enough. c) yes, most.
3. How many people did you invite?
a) not many. b) every. c) any.
4. Can I have a biscuit, please?
a) Sorry, I haven't got much. b) Sorry, I haven't got a little. c) Sorry, I haven't got any.
5. Have some more tea.
a) OK, just a few. b) OK, just a little. c) OK, just little.
6. Have you got enough money?
a) plenty. b) a few. c) not many.

Ex.3.Tick the correct sentence in each pair.
1. Most of the time, I feel fine.
Most time, I feel fine.
2. Did you borrow all of glasses for the party?
Did you borrow all of their glasses for the party?
3. Very few my things have made it in one piece!
Very few of my things have made it in one piece!
4. Is there still much to do?
Is there still much of to do?
5. Has all of the cake gone, or is there a little left for me?
Has all cake gone, or is there little left for me?

Ex.4.Find and correct five sentences that are wrong.
1. Lots of people waste money without noticing.
2. It has caused a great deal trouble.
3. There aren't lots of people here as I thought there would be.
4. How much time have we got left?
5. A great deal of time has been wasted.
6. Plenty time has passed.
7. I hope it's not too much of trouble.
8. There has been a lot of interest.
9. There hasn't been many response.
10. A large quantity of food is thrown away every day.

Ex.5.Complete the sentences with few, a few, fewer, little, a little, or less.
1. Only ________ of the answers were correct.
2. It's hopeless! There is ________ that can be done to help them.
3. ________ visitors came than expected.
4. The good news is that ________ of the people who came helped us clear up at the end.
5. ________ people give themselves the time to think clearly about their own futures.
6. Paul spends ________ time revising than any of us, but still does well.
7. The course was far too difficult. In fact, ________ of us even made it to the finish.
8. You couldn't lend me ________ money, could you?
9. When I was growing up, we were quite poor and had ________ money to spend on luxuries.
10. I seem to spend ________ time these days doing the things I enjoy.

ПОМОГИТЕ ПОЖАЛУЙСТА!!! 50 БАЛЛОВ ДАЮ

7 лет назад

Предмет: Химия, автор: kandreik

расставить индексы NaCr2O7, SrHSeO4, ALOHF, ZnOH, HCLO, MnO

10 лет назад

Предмет: Математика, автор: ghost2111

Теплоход прошёл за три дня 900км.причём во второй и в третий день в 2 раза больше чем в первый.Сколько км проходил теплоход каждый из этих дней.

10 лет назад

Приведите примеры использования нитратной кислоты и нитратов.

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