-
Для химического элемента магния определи:
а) общее число электронов в атоме
б) число электронов на внешнем уровне
в) число электронов, недостающих для завершения внешнего энергетического уровня
Ответы 1
-
Электронов 12на внешнем ур 2не хватает 2
-
Автор:
hayden14 - 5 лет назад
-
0
-
-
Добавить свой ответ
Еще вопросы
-
Помогите составить небольшое сочинение (10-13 предложений) по данному началу:Многие русские слова сами по себе излучают поэзию.Большинство таких поэтических слов связано с природой.Возьмем,например,слово....
-
Предмет:
Русский язык -
Автор:
sarallyw - 5 лет назад
-
Ответов:
1 -
Смотреть
-
-
Перевидите пожалуйста текст на русский.
One day a man who made caps went to the market to sell them. It wasnan Iong way to go. The man passed by a Iong river. When he was in the forest, he decided to rest a little, as the day was very hot and he was very tired.
The man saw large tree. He decided to rest under il.
As the sun was very hot, the mam put on one of the caps on his head and put all the other caps on the ground under the tree. The man had lunch, then lay down and soon was asleep. When he woke up, he could not find the caps.
"Where are my caps?" he cried. He could not find thew anywhere.
Suddenly he looked up. And what did he see? He saw many monkeys in the tree, and each monkey had the man's cap on its head!
"Give me back my caps!" cried the man. But the monkeys could not understand the man. They laughed, iumped and played with the caps.
The man asked and asked the monkeys to give him back his caps, but the monkeys didn't understand him. They only laughed.
The man got very much angry with the monkeys. He took off his cap threw it on the ground and cried:" If you want my caps, you may take this one, too!"
And do you know what the monkeys did? They took off the caps and threw them on the ground!
That's how the man got back all his caps.
Certainly, he was very glad. He quickly took all his caps and went away.-
Предмет:
Английский язык -
Автор:
larissaroach - 5 лет назад
-
Ответов:
1 -
Смотреть
-
-
Представте выражение в виде дроби 4а-к/3к+к-3а/3к
-
Предмет:
Математика -
Автор:
chaseo4jk - 5 лет назад
-
Ответов:
1 -
Смотреть
-
-
Помогите, всего в копилке помещается 8 слов. Кто не знает, не делайте. Слова нужно выбрать из стихотворения.
-
Предмет:
Русский язык -
Автор:
talonswg2 - 5 лет назад
-
Ответов:
1 -
Смотреть
-
Топ пользователей
-
Fedoseewa27
35894 -
Askold
2792 -
Pikachu
2224 -
hobbesbowers
2116 -
kaylynnbarron676
1818 -
女fei
1240 -
yulia-kaplina
1156 -
Poinntt
946 -
Bars
930 -
Queenmagic18
754
How much to ban the user?
1 hour
1 day
100 years