Вопрос школьника по предмету Химия
вычислите массу соли получившуюся при реакции 452 г азотной кислоты и 370г гидроксида кальция
Ответ учителя по предмету Химия
820 г ca(no3)2)) получилось при реакции азотной кислоты и гидроксида кальция
вычислите массу соли получившуюся при реакции 452 г азотной кислоты и 370г гидроксида кальция
820 г ca(no3)2)) получилось при реакции азотной кислоты и гидроксида кальция
Похожие вопросы от пользователей
1. When we (arrive) at the station, the train already (leave).
2. He (paint) the picture for 2 hours already.
3. The weather (be) bad today. It (rain) since early morning.
4. Look! You (make) 3 mistakes in the dictation.
5. He (hurt) his leg when he (climb) the mountain.
6. She answered that she (start) doing the work in 10 minutes.
7. They (have) a very difficult time at the moment.
8. Mum is busy now. She (fly) to Paris tomorrow.
9. How long he (write) the composition?
10.Who the book (write) by?
11. Bread (not to eat) with a knife and a fork.
12.The dog’s paws must (wash) after a walk.
13. He (be) always very angry when other children laugh at him.
14. He said he (work) here before.
15. How long you (know) her?
16. When she (learn) the poem?
17. How long she (learn) the poem?
18. When he (see) Mary, she (wear) a summer dress.
19. I(explain) that I (lose) my documents.
20. Where (be) Dad? He (repair) his car.
21. I can’t join you. I (have) a dental appointment at 5 pm.
22. We will walk a long distance before we (meet) them.
23. Fantasy books (buy) very well.
24. If you don’t say sorry you (punish).
25. All the sweets (eat) by somebody.
26. If birds didn’t have wings they (not fly).
27. I would certainly help your friend if I (be) you.
20000-20000:50•1=
По порядку!