Предмет: Химия, автор: badjisan3

2. Завершите и уравняйте приведенные уравнения реакций. A. NaOH + H2SO4 = + B. MgO + HNO3 = С. KOH + CuCl2 = - D. KCl + AgNO3 =

Ответы

Автор ответа: andrdys

1

Ответ:

A. 2NaOH + H₂SO₄ = Na₂SO₄ + 2H₂O

B. MgO + 2HNO₃ = Mg(NO₃)₂ + H₂O

C. 2KOH + CuCl₂ = 2KCl + Cu(OH)₂↓

D. KCl + AgNO₃ = KNO₃ + AgCl↓

Объяснение:

Unknowngenius987: Пожалуйста помогите мне

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: rizhckowdan

помогите как читается это на русском Russian is spoken by many millions of people.The window was opened by my dad.our rooms are cleaned every morninq.our new enqlish textbook will be published next year.the letters were sent a week aqo.the firsf stations of the London tube were built more than a hundred years aqo.Enqlish and German are tauqht in lots jf schools.who will be asked at Maths lesson today?Bread and milk are bouqht every Friday in our local shop.the film was shown last year.the veqetables were bonqht at the market on sunday morninq.we hope that in the 21st century Russian will de studied in lots of countries.

1 год назад

Предмет: Английский язык, автор: jimniykek

Помогите, пожалуйста.
Choose the correct word
1. Doctors have much/as more responsibility than hairdressers.
2. The shorter the days are, the/than more difficult it is get up in the friendly,
3. The staff/employee at the hotel were friendly and helpful.
4. What is a civil cervant's wage/salary.
5. There aren't many jobs as dangerous as/so that of firefighter.
6. You can see jobs/works by Picasso in this museum.
7. What's the name of actor/artist who plays the part of Romeo in this film?
8. The company has highly-qualified personal/personnel
9. He is an officer in the army/armed forces.
10. The both work very hard to bring home the meat/bacon.

1 год назад

Предмет: Русский язык, автор: жен28

составить предложение со словами тарелки кружки полотенце в одном предложении три слова?

1 год назад

Предмет: Математика, автор: deferrr9

Упростите и найдите значение выражения: а) 8 13/18 с – 4 7/12 с – 2 5/6 с при с = 9/47 .

7 лет назад

Предмет: Информатика, автор: pozitivguygames

Заполните кроссворд заранее спасибоспасибо

7 лет назад