Предмет: Химия, автор: vovknika09

Помогите пожалуйста спооочнооо пожалуйста

Приложения:

Zefirka2022: 1) 4Al + 3O² --> 2Al²O³

Zefirka2022: Знаю только первое, сама щас кофиеценты прохожу

vovknika09: спасибо

Zefirka2022: 3) 2Ba + O² --> 2BaO еще третье поняла как

Ответы

Автор ответа: dosmadyar13

1

Ответ:

Сделай пожалуйста ответ лучшим

Приложения:

vovknika09: Спасибо

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Математика, автор: saidaerkin9999

Из двух деревень в одно и то же время вышли два пешехода навстречу друг другу и встретились через 3 часа. Один из них ехал со скоростью 3 км / ч, другой-со скоростью 4 км / ч. Какое расстояние между деревнями?

2 года назад

Предмет: Английский язык, автор: archifix

Короче потребую допомогу з англ мовою бо 10 потребую здати, тож допоможіть кому не складно(мені думати ліньки):

1 Choose the correct options.
David 0 wasn’t able / couldn’t / didn’t manage ride a bike until he was ten. He 1 could / wasn’t able / didn’t manage to keep his balance and kept falling off. On the other hand, his younger brother
2 managed / was able / could ride a bike much better than him. One day he decided he had to learn and spent the whole day in a field practising. In the end he 3 could / were able / managed to do it. He was so happy. Cycling became a serious hobby and he entered some competitions. In his first race he
4 managed to / was able / could come third, which was very good. Next week he’s in a national competition and he thinks he’ll 5 be able to / manage / can do better and come first. With a lot more practice he hopes he 6 will able to / manage / can make the team for the next Olympics.

2 Complete the dialogue with the correct form of can, could, be able or manage.
A: Hi, Josh, have you 0 managed to get those new comics yet?
B: No, I haven’t. The shop didn’t
1 ______________________________ to get them for me. But they think they’ll 2______________________________ to get them in the next week or so.
A: Oh, that’s ages. Perhaps you
3 ______________________________ find them online?
B: I’ve looked. Nobody has them but I was
4 ______________________________ to find a new series of graphic novels I haven’t seen before.
A: Did you buy them?
B: No, I 5 ______________________________ afford them. They were far too expensive.
/6
8.2 Modal verbs for ability: can, could, be able to, manage to
© 2017 Pearson
PHOTOCOPIABLE
1
B: Oh, I see. By the way, are you
6 ______________________________ to come to the concert with us this evening?
A: Sorry, I 7 ______________________________ come with you tonight. In fact I
8 _____________ be ______________ to go out for the next two weeks. My parents say I’ve got to stay in and do my homework because I didn’t 9 ______________________________ to do it all last week.

2 года назад

Предмет: История, автор: maksimselemin5

1.Які наслідки політики колективізації для соціальноекономічного та політичного розвитку Харківщини?

2 года назад

Предмет: Қазақ тiлi, автор: kamilaomirzakova06

болашақтың мектебі эссе

7 лет назад

Предмет: Русский язык, автор: ibobokuziev01

Помогите пожалуйста Помогите пожалуйста

7 лет назад