Предмет: Химия, автор: yakuninvad

Число электронов в оксиде алюминия равно ...

Ответы

Автор ответа: nastjuwa3555

0

Не точно но вроде бы Al2O3 содержит 12 электронов тк 1Al содержит 3 электрона а 1О содержит 2 электрона

yakuninvad: расскажи плиз, как Вы нашли, что у 1 Al будет 3 у

yakuninvad: 3 e**

Предыдущий вопрос

Следующий вопрос

Интересные вопросы

Предмет: Русский язык, автор: шмелик1

помогите плиз...очень надо

2 года назад

Предмет: Русский язык, автор: анна2219

инженер во множественном числе

2 года назад

Предмет: Английский язык, автор: вьювтыдыты

Напишите о Менделееве, примерно так, по такому порядку:
1.The person that I admire the most is scientist Stephen William Hawking. He was born on 8th January 1942, in Oxford, England. Stephen is famous for his work on the basic laws of the universe. He is also famous for the way he copes with having Motor Neuron Disease (MND).
2.Stephen studied Physics at University College, Oxford. He was diagnosed with MND while still at university. Stephen slowly lost control of his muscles and eventually he couldn’t walk. Despite this, he finished his studies, got married and started a career at the
3.Some years later, he lost his voice completely. Unfortunately, he was in the middle of writing a book at the time and suddenly had no way to communicate other than blinking. Today, a computer system on his wheelchair enables him to speak. Of his many books, A Brief History of Time is Stephen’s bestseller.
4.he reason I admire him is because he is very intelligent and brave, and he never gives up on life. When I think of him, I know that anything is possible as long as you really want it and work hard to achieve it.

ПРОШУ ПОЖАЛУЙСТАААААААА

2 года назад

Предмет: Математика, автор: vika77788889999

решите пожалуйста все задание подготовка до контрольной, и распешите как решать правильно

7 лет назад

Предмет: Математика, автор: anel731

9 дм 9 см - 4 дм 2 см =

7 лет назад