Предмет: Химия, автор: камилалалала

осуществить превращение: вода-водород-соляная кислота-водород-медь

Ответы

Автор ответа: Технец
0
1) 2H2O + 2Na -> 2NaOH + H2
2) H2 + Cl2 -> 2HCl
3) Mg + 2HCl -> MgCl2 + H2
4) CuO + H2 -> Cu + H2O
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Предмет: Английский язык, автор: Artem4chiknub
Вопрос 1
Choose the correct item.

______________ with us on Saturday?
Are your brother coming
Will your brother coming
Is your brother come
Is your brother coming


Вопрос 2
Choose the correct item.

You’ll be late. I ______________ you to the station if you like.
drive
will driving
will drive
will be driving


Вопрос 3
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I ______________write this text.
am not going to
will am not go to
will am not going to
am not go to


Вопрос 4
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If I don’t have too much work this year, I ______________ all of Marquez’s books.
will be finish
will finish
will finishing
will going to finish


Вопрос 5
Choose the correct item.

Don’t worry. I’m sure he ______________ you if you apologise.
will forgives
forgives
will forgive
will be forgive


Вопрос 6
Choose the correct item.

I ______________ with you tonight. I have to stay in and finish my project.
not coming
am not come
is not coming
am not coming


Вопрос 7
Choose the correct item.

What’s wrong? You look as if you ______________.
will be cry
are going cry
are going to cry
will going to cry


Вопрос 8
Choose the correct item.

______________ a party for your birthday?
Will you having
Are you having
Are you have
Having you


Вопрос 9
Choose the correct item.

They ______________ swim in the pool.
will going to
are be going to
are going to
are go to


Вопрос 10
Choose the correct item.

______________ we go to that new pizzeria tonight?
Will be
Are
Are going
Shall


Вопрос 11
Choose the correct item.

I ______________ you a lift to the station.
will give
will be give
will giving
give


Вопрос 12
Choose the correct item.

I ______________ my parents next week.
am going visit
am going to visit
going to visit
am going to visiting


Вопрос 13
Choose the correct item.

Look! That car over there ______________!
be going to crash
is going to crash
will going to crash
is going crash


Вопрос 14
Choose the correct item.

I ______________ in London next year, still doing the same job.
will been
will am
will be
will be am


Вопрос 15
Choose the correct item.

Laura and Ben ______________ a party next week.
are having
are have
is having
will be have


Вопрос 16
Choose the correct item.

What ______________ this evening?
do you do
is you doing
will you doing
are you doing


Вопрос 17
Choose the correct item.

Do you think Jim ______________ if I use his computer?
mind
is minding
will be mind
will mind


Вопрос 18
Choose the correct item.

You look tired. Sit down and I ______________ you a cup of tea.
will be make
am make
am making
will make


Вопрос 19
Choose the correct item.

Look! Is that Harry over there? I ______________ and say hello.
is going to go
am go
will be go
will go


Вопрос 20
Choose the correct item.

I ______________ Emma at the cinema after school.
am meeting
will am meeting
will meeting
meeting
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