Предмет: Химия, автор: uliana2006777

Контрольна робота з хімії , допоможіть будь ласка . Тільки ці три питання друге можете пропустити )

Приложения:

Ответы

Автор ответа: owlmaria66
1

1. Про зв'язки не знаю (((

S+H2=H2S

2H2S+3O2=2SO2+2H2O

2SO2+O2=2SO3

SO3+H2O=H2SO4

H2SO4+2Na=Na2SO4+H2↑

Na2SO4+BaCl2=BaSO4↓+2NaCl

3.↑↑↑↑

Приложения:

uliana2006777: Ты из Украины?
owlmaria66: Ну а как же)))
uliana2006777: А в каком городе учишься?
owlmaria66: Киев, а ты?
uliana2006777: Коростень , это Житомирская область
owlmaria66: Почему так поздно делаешь?
uliana2006777: Из-за огромного количества домашки
uliana2006777: Ты есть в инсте ?
owlmaria66: Да, masha.bunits
uliana2006777: Вообще балдёжно
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