Дано:
w (C) = 60%
w (H) = 13,33%
w (O) = 26,67%
D(H2) = 30
Найти: CxHyOz
Mr (в-ва) = 30 ∙ 2 = 60
n (э) = w(э) ∙ Mr(в-ва) \Ar(э) ∙ 100%
n (C) = 60% ∙ 60 \12 ∙ 100% = 3
n (H) = 13,33% ∙ 60\1 ∙ 100% = 8
n (O) = 26,67% ∙ 60\1 ∙ 100% = 1
n (C) : n (H) : n (O)= 3:8:1 = CxHyOz = С3H8O1
ответ: С3H8O1 или C3H7OH – пропанол-1
Дано:
w (C) = 60%
w (H) = 13,33%
w (O) = 26,67%
D(H2) = 30
Найти: CxHyOz
Mr (в-ва) = 30 ∙ 2 = 60
n (э) = w(э) ∙ Mr(в-ва) \Ar(э) ∙ 100%
n (C) = 60% ∙ 60 \12 ∙ 100% = 3
n (H) = 13,33% ∙ 60\1 ∙ 100% = 8
n (O) = 26,67% ∙ 60\1 ∙ 100% = 1
n (C) : n (H) : n (O)= 3:8:1 = CxHyOz = С3H8O1
ответ: С3H8O1 или C3H7OH – пропанол-1