Предмет: Химия, автор: kirillelikov10

1.Напишіть рівняння взаємодії хлору з:

✓ натрієм__________________

✓ кальцієм_

✓ ферумом(ІІІ)_

✓ воднем __

✓ купрумом(ІІ)

2. Напишіть рівняння взаємодії натрію з:

✓ киснем

✓ воднем

✓ бромом

✓ сіркою_

✓ йодом ____________________

Ответы

Автор ответа: VitaS1997

Cl2+2Na=2NaCl
Cl2+Ca=CaCl2
3Cl2+2Fe=2FeCl3
Cl2+H2=2HCl
Cl2+Cu=CuCl2

VitaS1997: 2Na+O2=Na2O2

VitaS1997: 2Na+Br2=2NaBr

VitaS1997: 2Na+S=Na2S

VitaS1997: 2Na+I2=2NaI

ivannetreba: ьоерпт

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Предмет: Английский язык, автор: tanasyrginko

TENING

ten to the interview with a teenage blogger -out her favourite place at home is KPS wourite room big or small?

en again and choose the correct answers.

People in Wales

read KJ Neal's blog Ball over the world

14

Ter writing room

years old.

813

is her favourite place.

lamp

B bedroom

J's favourite thing

is her Barmchair

ING

A description of your favourite thing

the text. Number the questions in the order

ew answers them.

at does it look like? re is it from?

do you like it? ere is it now?

t is your favourite thing?

favourite thing by Matthew

unite thing is an old photograph. My dad me when I was little so it's special. It mum and dad when they were young oto, they are on the beach and they ng. The photo is on a bookshelf in my I like it because they look very happy

3 Listen ein. Are the sentences right)

wrong UST

1 K's birthday is in January

2 She's from Scotland

3 She doesn't like her bedro

4 She doesn't share the wning ro

with anyone There are some contains in the

writing room

She sometimes writes in her bed

2 Look at the text again and find one sentence with because and one sentence with so. Then choose the correct words to complete the rules.

1 We use because/ so to say why we do something 2 We use becouse / so to show the result of something

3 Complete the sentences with because or so,

1 I like my bedroom

2 Our house is small

it's smal 3 share a

room with my sister 3 like animals.

I have some

magazines about dogs, cats and wild animals.

4 I like computer games,

are fun.

they

4 Think about your favourite thing. Answer the questions in Exercise 1 for you. Make notes below.

5 Write about your favourite thing. Use the notes you made in Exercise 4 and write about 50 words. Remember to use because and so in your text.