Предмет: Химия, автор: nelli9

Как из Ca3(PO4)2 кальция получить P2O5

Ответы

Автор ответа: parvina32

3

Ca3(PO4)2H2O ⇒P2O5+3Ca(OH)3

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Українська мова, автор: Sofia1934

фонетична пранскрипція цієі

2 года назад

Предмет: Английский язык, автор: nezhayka25

Измените предложения от активного к пассивному.
1. Doctors use this medicine widely.
2. They deliver milk before 8 a.m.
3. When I came to the service station, they were still repairing my car.
4. Jack walked to school yesterday.
5. Don't worry, our people will meet the group at the airport.
6. This man is installing a new xerox in the office.
7. We stayed in a three-star hotel.
8. The police arrested the wrong man mainly because they confused the names which the witness had given them.
9. They threw him into prison and deprived him of his property.
10. The leaves fell to the ground.
11. Have you received the message yet?
12. People are destroying large areas of forest every day.
13. Mary's cat ran away last week.
14.1 hope they will have completed the repairs by tomorrow.
15. Some people were using the tennis court, so we couldn't play.
16. No one has solved that problem yet.
17. Did someone invite you to the party?
18.1 agree with you, gentlemen.
19. This news surprised me.
20. Mr. Lee will teach this class.

2 года назад

Предмет: Русский язык, автор: Abasov001

Выпишите из произведения Пушкина 6 предложений с обстоятельствами

2 года назад

Предмет: Алгебра, автор: 69698

Решите способом подстановки 3к-5р=14 к+2р=1

8 лет назад

Предмет: Английский язык, автор: olgamika1111

1 We enjoy to hang out / hanging out
together.
2 Would you like eat / to eat now or later?
3 I don't mind working / to work late today.
4 We often go to swim / swimming in the
summer.
5 Ken doesn't like to tidy / tidying his room.
Срочно!!!!!!!!

8 лет назад