Раствором разбавленной серной кислоты обработали 32,5 г лотунных стружек (сплав меди и цинка). Выделился газ обьемом 2,24 л (н.у). Определите массовую долю цинка в сплаве.

сочетание со словом голосище

Ребят срочно нужно сделать. Помогите пож...

Complete the sentences with the word derived from the words in bold.

1.

John always looks on the bright side of life. He is very….

OPTIMIST

2.

The woman across the street is very ….

ATTRACT

3.

The film was quite …

BORE

4.

Kim is very kind and she never … anyone.

CRITIC

5.

Tom is a famous …

PIANO

6.

The food will be ready in a minute. Don’t be so ….

PATIENT

7.

I should learn by heart this list of …… verbs.

REGULAR

8.

The …. of the environment is an issue that concern all of us. 

PROTECT

9.

Simon never studies, so …. that he will pass his exams.

DOUBT

10.

We realized that we had been driving wrong … for an hour.

DIRECT

11.

Nom is a very ….businessman.

SUCCESS

12.

She was so shocked at the news that she was …..

SPEECH

13.

The city centre is full of ……. buildings.

HISTORY

14.

Tim is so ….. driver; he will cause an accident one day.

CARE

15.

The children were having a great time to sliding gown the ….. slopes.

SNOW

16.

Nick’s suggestion was well-meaning but …..

PRACTICAL

17.

Helen gave an amazing ….. in the play.

PERFORM

18.

 He had no …. for the missing files.

EXPLANE

19.

I enjoy sampling …… dishes when I go abroad.

TRADITION

20.

He has made ….. progress at school this year.

REMARK

21.

You shouldn’t be so … on your parents at the age of thirty.

DEPEND

22.

Guess what! Tina sent me a wedding ……

INVITE

23.

A group of music …..  decided to create their own business.

PROFESSION

24.

It’s a good way to improve your ……

EDUCATE

25.

The vase is very …. for me, it’s my granny’s present.

VALUE

что получают из нефти