Ответ по предмету Химия: 20 г второй группы металлов и 11,2 литра перекиси водорода в воде реагируют с названием реакционного металла?

Предмет: История, автор: darahodakovskaa2

Определите, в состав каких государств входили указанные города (территории) в обозначенный период истории, выбрав необходимое из предложенного списка.
(допускается повтор названий)
1 Варшава (40-е гг. XIX в.)-
2 Белосток (с 1807 г.)-
3 Иллирийские провинции (1809 г.)-
4 Рим (1810-1812 гг.)-
5 Тбилиси (Нач XIX в.)-

5 лет назад

Предмет: Физика, автор: 28germanvgakh04

1. Что такое симметрия? Чем отличается симметрия молекул от симметрии кристаллов?
2. Могут ли существовать в природе бездефектные кристаллы? Почему? В чем они выражаются?
3. Какими основными свойствами обладают аморфные и кристаллические тела?

Ребят, помогите, пожалуйста, всего на три вопроса ответить. Тема Кристаллы и Аморфные вещества

5 лет назад

Предмет: Английский язык, автор: bogomol433

Choose the most suitable word or phrase.
1. The president __ the election yesterday. a) won b) wins c) has won
2. When __ the conference?
a) did you attend b) have you attended
3. This picture ___ by Goya. a) is being painted b) was painted
4. He said his name __ Tom. a) is b) was c) were
c) you will attend c) painted
5. If I meet him I ____ him my new address. a) will give b) give c) would give
6. My friend wishes he ____ a car. a) have b) has c) had
7. I want to finish this letter before my secretary _ . a) will come back b) came back c) comes back
8. He wanted me __ him five euro. a) lend b) to lend c) that I lend
9. The office manager had a difficult decision to make today, _ ? a) wasn’t he? b) didn’t he? c) hadn’t he?
10. Helen is __ person I know.
a) the more intelligent b) the most intelligent c) most intelligent
11. She ___ here for 10 years.
a) is working b) has been working c) works
12. We ___ examinations twice a year.
a) have been taking b) take c) are taking
13. Last year we hoped she ____ come.
a) will b) would c) shall
14. If they __ to an agenda, we must postpone the meeting.
a) have yet agreed b) still have not agreed c) already are agreeing
15. The new employee is both ambitious ___ hard working. a) or b) neither c) and
16. When he __, our representatives will present the new plan to the public. a) arrived b) arrives c) had arrived
17. At this moment, I ___ my ears!
a) couldn’t believe b) can’t believe c) am not believing
18. She ___ all of her work by 9.00 p.m. tonight.
a) has finished b) is finishing c) will have finished
19. All my money ___ by the burglars!
a) was stealing b) has been stolen c) were stolen
20. He __ away from work all this week. a) is b) has been c) have been
21. Our guests ___ . They are sitting in the office. a) had arrived b) arrived c) have arrived
22. If I ____ you I would tell him the truth. a) was b) were c) am
23. All his money ____ spent on books last month. a) was b) were c) have been
24. She has neither friends __ relatives to help her. a) or b) nor c) and
25. He is not so __ as I am.
a) busy b) busier c) more busy
26. I wish you ___ so much coffee.
a) haven’t drunk b) drink c) didn’t drink
27. I expect ___ to help you. a) him b) his c) he
28. I heard that he ___ his own business.
a) established b) had established c) establishes
29. I didn’t see this girl ___ .
a) somewhere b) anywhere c) nowhere
30. I can’t join your company. I have ____ time. a) few b) much c) little

5 лет назад

Предмет: Математика, автор: катя843

Помогите пожалуйста сделать номер 1112

9 лет назад

Предмет: Литература, автор: 88005563

6 вопросов на тему повесть о Неките Кожемяке

9 лет назад

20 г второй группы металлов и 11,2 литра перекиси водорода в воде реагируют с названием реакционного металла?

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