Work in pairs. Prepare a conversation. Imagine that person A is on holiday in another country. 1 Where is A?
2 Is A enjoying his / her holiday?
3 What is A doing?
4 Where is A staying?
5 What does A do in the evenings?
6 What is B doing now?
240
452
Ответы на вопрос:
Al(oh)3 + naoh = na[al(oh)4] - молекулярное уравнение al(oh)3 ↓ + na[+] + oh [-] = na[+] + [al(oh)4][ -] -ионное полное уравнение al(oh)3 ↓ + oh[-] = [al(oh)4][ -] - ионное сокращенное уравнение
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