Предмет: Химия, автор: aakhmedjanov

cao+h2o расставить коэфиценты.указать окислитель и восстановитель

Ответы

Автор ответа: katyaefimenko94ми
0
CaO+H2O=Ca(OH)2- здесь не нужны коефициенты
Автор ответа: aakhmedjanov
0
это окислительно восстановительная реакция
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FUTURE FORMS: expressing future

(Present Continuous, be going to, Future Simple)



Use the verbs in the correct form.

1.Joan (study) in Italy next year. ………………………………………….

2.OK, I (give) you a lift. …………………………………………………..

3.What are his plans for summer? He (travel) to Rome. …………………..

4.The Browns (sell) their house this week. ……………………………….

5.Look at the tree! It (fall)………………………………………………….

6.People (live) in underwater cities in the future. …………………………

7.The sky is very cloudy. It (rain) …………………………………………

8.I’m not ready. You (help) me to do a project? …………………………..

9.The President (speak) on TV tonight. ……………………………………

10.We (take) our kids to the sea this weekend. ……………………………..

11.You (open) the door for me, please? .........................................................

12.I think, I (have) a rest now. ………………………………………………

13.Watch out! You (fall) from the chair……………………………………

14.They (take part) in today’s competition. ………………………………...

15.Why are they happy? They (spend) the day at the sea…………………...

16.She (type) the letters for me, please? …………………………………….

17.Ben (train) for his match today? …………………………………………

18.They (buy) a cottage this summer? ………………………………………

19.Look! Mary (draw) a picture on the wall. ……………………………….

20.It is hot in here. I (open) the window. …………………………………..