дано
m(CnH2n+2) = 14.5 g
V(CnH2n+2) = 5.6 L
--------------------------------
CnH2n+2 -?
n(CnH2n+2) = V(CnH2n+2) / Vm = 5.6 / 22,4 = 0.25 mol
14.5 / CnH2n+2 = 0.25
14.5 / (14n+2) = 0.25
n=4
C4H10
ответ БУТАН
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дано
m(CnH2n+2) = 14.5 g
V(CnH2n+2) = 5.6 L
--------------------------------
CnH2n+2 -?
n(CnH2n+2) = V(CnH2n+2) / Vm = 5.6 / 22,4 = 0.25 mol
14.5 / CnH2n+2 = 0.25
14.5 / (14n+2) = 0.25
n=4
C4H10
ответ БУТАН