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при сливании 200 г 2% ного раствора гидроксида натрия с раствором сульфата меди 2 получено 4 г гидрооксида меди 2 вычеслите массовую долю в % выхода гидрооксида меди 2 от теоритически возможного
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Автор:
duckling - 6 лет назад
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1. You can't stop people ______ what they want.
a)do
b)to do
c)doing
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a)distinctly
b)convincingly
c)sincerely
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6. I find reading very __________.
a)relaxed
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c)relaxing
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b)the manager's office is
c)is the manager of the office
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a)outcome
b)profit
c)expenditure
10. The teenager next door will tease my dog. I wish he __________.
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c)wouldn't
11. I love to _____ with my friend. It's sometimes fun to talk about other people.
a)gossip
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c)have a talk with
12. The director hints _____ a big pay rise.
a)at
b)on
c)into
13. She is difficult to work for — _____________ and unpredictable.
a)courteous
b)earnest
c)overbearing
14. Take it ______, Fred!
a)easy
b)easily
c)at ease
15. Mike took advantage ______ the parents.
a)in
b)of
c)at
16. Come on! It's time___________!
a)us go
b)we went
c)that we must go
17. If I ________ better at school, I ________ a chance to enter this University now.
a)studied, would have
b)had studied, would have had
c)had studied, would have
18. Little ___________ that he would leave her one day.
a)did Molly realize
b)she realized
c)Molly was realizing
19. I _________ to wearing contact lenses.
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20. This college is ________ recomended.
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