Предмет: Химия, автор: poliite2992

Напишите 2 примера ..
Получение Ме из оксидов,реакциями замещения 

Ответы

Автор ответа: raja96
0
2NaCl+H2=2HCl+2Na
CuSO4+Fe=FeSO4+Cu
Автор ответа: poliite2992
0
Спасииибо большое,а можно ещё один?
Просто последний уже записан:)
Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Английский язык, автор: andriy112002
Дуже потрібно тести з англійської мови
Jane _____ my best friend for many hears.
а. have been
б. has been being
в. has been
г. has be
№ 3.We _____ him for ages.
а. has known
б. know
в. have known
г. have knew
№ 4.The train Ivano-Frankivsk - Kyiv _____ at 8 a.m.
а. don’t arrive
б. arrive
в. am arriving
г. arrives
№ 5.I _____ for you since four o’clock.
а. has been waiting
б. have been waiting
в. has waited
г. have waited
№ 6.It _____ for hours.
а. has been ringing
б. have been ringing
в. have ring
г. have been ring
№ 7.Jill _____ her son’s forehead.
а. feel
б. are feeling
в. is feeling
г. feels
№ 8.Susie _____ newspaper at the moment.
а. reads
б. are reading
в. is reading
г. read
№ 9.This film _____ great!
а. is
б. am
в. are
г. have
№ 10.The client … home yet.
а. doesn’t come
б. am not coming
в. haven’t come
г. hasn’t come
№ 11.I _____ abroad.
а. has never been
б. have been never
в. have never been
г. never have been
№ 12.She’s cold. She _____ in the snow for three hours.
а. has been playing
б. have played
в. have been playing
г. has been plaing
№ 13.I can’t help you at the moment, I … my homework.
а. do
б. is doing
в. are doing
г. am doing
№ 14.Sue _____ to Paris.
а. has already gone
б. have already gone
в. already has gone
г. already have gone
№ 15.I _____ at the university.
а. studyes
б. study
в. stydy
г. studies
№ 16.She … to her psychologist at this time tomorrow.
а. will be talking
б. talks
в. will talk
г. would talk
№ 17.She _____ a lot recently.
а. have been going out
б. has been out going
в. been has going out
г. has been going out
№ 18.Sarah is very tired. She _____ hard all day.
а. has been working
б. is working
в. have worked
г. has worked
№ 19.We usually _____ 4 different classes a day.
а. have
б. doesn’t has
в. doesn’t have
г. has
№ 20.He _____ lunch now.
а. has
б. ‘s have
в. ‘re having
г. ‘s having
7 лет назад
Предмет: Қазақ тiлi, автор: sofakalasnikova2010
Нәтиже сабақ
Мағыналық байланысы бар сөздерді тауып, сәйкестендір.
Қолөнер
Жетіген
Күй
«Қамажай»
Сәулет
Құмыра
Би
Кесене
Аспап
«Адай»
Сөз
Айтыс
​
7 лет назад
Предмет: Английский язык, автор: Epic221
Поставь глагол в форму 3 лица, единственного числа.

I wash-

I play-

I work-

I study-

I miss-

I relax-

I like-

I fix-

I go-
7 лет назад
Предмет: Обществознание, автор: Dinara26

!!!!!!!!!!!!!!!!!!!!!!ДОКЛАД МУЗЫКА ГИМН ЖИЗНИ!!!!!!!!!!!!!!!!!!!!!!!!
10 лет назад
Предмет: Информатика, автор: reshi5

составьте программу,определяющую,является ли число А делителем числа В.
10 лет назад