Предмет: Химия, автор: Аноним

Решите уравнения:
S+O2=
Na+O2=
Cl2+O2=
N2+O2=
H2+O2=
F2+O2=
B+O2=
Mn+O2=
C2H4+O2=
C4H8+O2=
C7H16+O2=

Приложения:

Ответы

Автор ответа: julyanilsson
0
Только 8 тут. Остальное не знаю))
Приложения:
Предыдущий вопрос
Следующий вопрос
Интересные вопросы
Предмет: География, автор: Аноним
Кто такие Марко Поло, хан Хубилай, Рустичиано.
Какие предметы были изобретены в Китае? Дайте ответ пожалуйста очень надо
6 лет назад
Предмет: Английский язык, автор: andriy112002
Дуже потрібно тести з англійської мови
21.They have been married _____ last April.
а. lately
б. since
в. ago
г. for
№ 22.Elephants _____ meat.
а. doesn’t eat
б. don’t eating
в. don’t eat
г. eat
№ 23.He _____ at a hotel.
а. are working
б. don’t work
в. works
г. work
№ 24.I have not seen Emily _____ a long time.
а. lately
б. since
в. ago
г. for
№ 25.The doctor advised … the medicine twice a day.
а. him to take
б. him to have taken
в. for him to take
г. him having taken
№ 26.The soup _____ awful.
а. tastes
б. are tasting
в. tasting
г. taste
№ 27.Can you go faster? I … to be late for the lecture.
а. doesn’t want
б. don’t wants
в. don’t want
г. doesn’t wants
№ 28.My friends _____ new café.
а. just has visited
б. has just visited
в. have just visited
г. just have visited
№ 29.Haven’t you finished reading that book _____?
а. at
б. already
в. just
г. yet
№ 30.How far … from here to London?
а. is it
б. is there
в. it is
г. is this
№ 31.More wild animals _____ extinct these days.
а. becomes
б. become
в. is becoming
г. are becoming
№ 32.Our friends … .
а. had just arrived
б. just have arrived
в. have just arrived
г. have arrived just
№ 33.Have you seen my bag? I _____ for it all morning.
а. are searching
б. has searched
в. has been searching
г. have been searching
№ 34.Every science … both a traditional and scientific history.
а. have
б. had
в. has
г. is having
№ 35.When I was a child, I … late for school.
а. was always
б. have always been
в. has always been
г. had always been
№ 36.Helen _____ pictures since morning.
а. have been drawing
б. has been drawing
в. has drew
г. has been drawn
№ 37.We trust her. We … her for ages.
а. are knowing
б. have known
в. know
г. knew
№ 38.Computers _____ faster every year.
а. is becoming
б. became
в. become
г. are becoming
№ 39.Whom … speaking about?
а. are you being
б. do you
в. are you
г. have you
№ 40.My friend _____ a lot of apples.
а. have get
б. have got
в. has get
г. has got
№ 41.They _____ some photos now.
а. look
б. is looking
в. are looking
г. am looking
6 лет назад
Предмет: Математика, автор: marianic216
Накресли прямокутник , довжина якого 10см. , В ширина у 2 рази менша. Обчисли його периметр ?
6 лет назад
Предмет: Биология, автор: Лиза2013
Что нужно для фотосинтеза растениям?
10 лет назад
Предмет: Химия, автор: saskee
Рассчитайте объем азота, полученного при сжигании 20л (н.у.) метиламина, со держащего 2% негорючих примесей
10 лет назад