Ответ:
дано
W(Fe) = 20.14%
W(S) = 11.51%
W(O) = 63,35%
W(H) = 5.00%
-----------------------
FexSyOzHq -?
n(Fe) = 20.14 / 56 = 0.36 mol
n(S) = 11.51 / 32 = 0.36 mol
n(O) = 63.35 / 16 = 4 mol
n(H) = 5 / 1 = 5 mol
n(Fe) : n(S) : n(O) : n(H) = 0.36 : 0.36 : 4 : 5 = 1: 1 : 11 : 14
FeSO11H14 ==> FeSO4*7H2O - кристаллогидрат сульфата железа
Объяснение
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Answers & Comments
Ответ:
дано
W(Fe) = 20.14%
W(S) = 11.51%
W(O) = 63,35%
W(H) = 5.00%
-----------------------
FexSyOzHq -?
n(Fe) = 20.14 / 56 = 0.36 mol
n(S) = 11.51 / 32 = 0.36 mol
n(O) = 63.35 / 16 = 4 mol
n(H) = 5 / 1 = 5 mol
n(Fe) : n(S) : n(O) : n(H) = 0.36 : 0.36 : 4 : 5 = 1: 1 : 11 : 14
FeSO11H14 ==> FeSO4*7H2O - кристаллогидрат сульфата железа
Объяснение