Предмет: Химия, автор: Золушка0307

Помогите,пожалуйста,ребята!

Приложения:

Andrey2000117: Надо найти m(cl2) и что еще?
Золушка0307: И объем
Andrey2000117: Объем чего?
Золушка0307: Объем cl2
Andrey2000117: Дописал
Золушка0307: Спасибо большое))

Ответы

Автор ответа: Andrey2000117
1

n(H2)= 0.4/2=0.2 моль.

n(H2)=n(cl2)= 0.2 моль.

m(Cl2)= 0.2*71=14.2 г.

V(Cl2)= 0.2*22.4=4.48 л.

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Task 1.


Match the verbs with the nouns. Then make sentences with the phrases using: I enjoy, I’m not interested, I’m fond of, I don’t like, I’m good at.


collect the Internet

surf documentaries

play models

watch board games

build coins


1) I enjoy __________________________________________________________

2) I’m not interested in _______________________________________________

3) I’m fond of ______________________________________________________

4) I don’t like _______________________________________________________

5) I’m good at ______________________________________________________


Task 2.


Open the brackets using Present Simple or Present Continuous.




1) She _____________ (study) now.


2) They _____________ (prepare) for the final exam these days.

3) I _____________ (make) coffee every morning, but today I _____________ (drink) tea.


4) Look! The ice _____________ (to melt).

5) I _____________ (not like) to watch TV very often. But at the moment I _____________ (watch) my favourite film.


6) She _____________ (see) her dentist today and she _____________(not like) it at all.

7) You _____________ (not listen) to the radio. Turn it off, please.


Task 3.

Fill in the gaps with was/were and choose the correct adjective. Write full sentences. 1) When I saw a big angry dog, I ___________ frightened/embarrassed. 2) When I told her that they were going to Disneyland, she ____________ ecstatic/sad. 3) When he made a mistake in front of the whole class, he ____________ confident/embarrassed. 4) After they worked hard for the whole day, they _____________ confused/tired. 5) When my sister broke down my game console, I ___________ happy/angry.