Предмет: Химия, автор: Lenya56

Рассчитайте объём водорода,который выделится при растворении алюминия массой 10.8 грамм в соляной кислоте.Срочно

Ответы

Автор ответа: ingaaleksashina15

0

2Al + 6HCl=2AlCl+3H2
10.8*22.4/54=4.48

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: dan5991

6. Choose the correct options.

1. When she cleaned / was cleaning the cupboards, she found/was finding her ring.

2. While he cycled / was cycling home, he saw an accident 3. It started / was starting to snow when I walked /was walking home.

4. He drove /was driving very fast when the accident happened / was happening 5. When / walked /was walking into the room, they talked /were talking about politics,

6. As I walked / was walking down the street, I saw/was seeing my neighbor.

7. While the children played / were playing football, they saw/was seeing a couple of airplanes in the sky

8. When Anna arrived / was arriving at the party, the guests danced/ were dancing 9. As Kaniet worked / was working in his garden, his grandchildren came /was coming.

7 лет назад

Предмет: Английский язык, автор: usachevadariya2019

Make questions (?).
1. Jane is cleaning the windows.
2. Betty and Tom are drinking tea,
3. Dad is talking to the phone with mum.
4. I am going to school now.
5. We are jumping up and down,

7 лет назад

Предмет: Физика, автор: hjftbkbucohucdy

ПОМОГИТЕ, ПОЖАЛУЙСТА!
Сколько показывает Амперметр ?

7 лет назад

Предмет: Математика, автор: adelbaeva

Помогите пожалуйста номер 753 (Б) срочно нужно

10 лет назад

Предмет: Алгебра, автор: munnykaran

Докажите, что значение вырожения 5x^3-5(x+2)(x^2-2x+4)
Не зависит от значения переменной.

10 лет назад