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Помогите решить задачу пожалуйста:установить молекулярную формулу алкина,если отнасительная плотность его паров по водороду (H2) равна 13
Ответы 1
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1) Mмолек.=13*2=26 г/моль2)12n+2n-2=2614n=28n=2C2H2
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Автор:
kaylynnroth - 6 лет назад
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