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29-05-2024
Mathematics

Answered

A chemist is separating a mixture of two substances, Y and Z, using column
chromatography. The chemist loads the mixture onto a column filled with
silica gel (a polar material) and then flows a nonpolar solvent through the
column. Partway through running the column (at t = t'), the chemist
observes the separation of Y and Z shown below.
Solvent
Y+Z-
t=0
t=t
-Y
Silica gel-
Z
Glass wool
Which substance, Y or Z, has the stronger attraction for the stationary
phase. and why?

A chemist is separating a mixture of two substances Y and Z using columnchromatography The chemist loads the mixture onto a column filled withsilica gel a polar class=

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