Предмет: Химия, автор: yulduzabdullaeva

Что называется реакцией поликонденсации

Ответы

Автор ответа: dimag1998

Реакция поликонденсации - это процесс образования молекул полимера из би- или полифункциональных соединений, сопровождающийся выделением побочного низкомолекулярного вещества (воды, спирта, галогеноводородов и др.).

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Қазақ тiлi, автор: Dhdhdh2882

135 бет 13 тапсырма 5 сынып помогите

6 лет назад

Предмет: Другие предметы, автор: Аноним

определи тип почвы

6 лет назад

Предмет: Английский язык, автор: medat73

Use of English
Task1.Complete the sentences with:  juice  sugary  lose  stay  exercise
1 You should try to ................... every day.
2 I don’t like sweet, ......................... drinks like cola.
3 I’m trying to ......................... weight these days.
4 Lemon ......................... and honey are good for a sore throat.
5 You’re tired because you always ......................... up late at night.
Task 2. Fill in: side, crispy, main, dessert and still.
6 I’d like to drink some ............... mineral water, please.
7 I think we’ll have some ice cream for ............... , please.
8 Those ............... duck pancakes look delicious!
9 My favourite Chinese ............... dish is spring rolls.
10 We will order the chicken with boiled rice for our ............... meal.
Task 3. Choose the correct item.
11 We mustn’t/have to talk when the teacher is speaking
12 Can/Must I have a biscuit with my tea, please?
13 You don’t have to/mustn’t go to the match if you don’t want to.
14 You mustn’t/don’t have to cook dinner. I got some takeaway on my way home.
15 He may/can come to the party but I’m not sure.
Task 4. Complete the sentences with:  can’t  can  might  shouldn’t  could
16 You ................. see the doctor without an appointment.
17 Mum says we ................. have some ice cream after dinner.
18 ................. I borrow your history book, please?

19 You ................. eat too much fried food because it’s bad for you.
20 I ................. have some painkillers in my bag. Let me check.
Task 5. Choose the correct item.
21 Do you have any/little butter in the fridge?
22 There are a few/little apples in that bag.
23 How many/much sandwiches should I make?
24 Kate eats many/lots of fruits and vegetables.
25 Would you like some/many milk in your tea?

6 лет назад

Предмет: Математика, автор: leralyakina

Помогите пожалуйста с уравнением!

9 лет назад

Предмет: Литература, автор: dane11kokok2014

главные герои стихотворения Некрасова дедушка

9 лет назад