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4 Al Oh 3 +3ch4 1500c. Al Oh 3 1500 c. Al4c3 ch4. Осуществите цепочку превращений al4c3 ch4 ch3cl c2h6.
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E n c h y
Naoh h
H410m h
H e 4
Мал h
X h 1
H j s
H 90
H перевод
B 7 h