Is it necessary to use the same solvent to dissolve the
Is it necessary to use the same solvent to dissolve the sample as is used to develop the tlc plate(TLC)? Why?
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in an experiment to study magnetic induction in the north pole of a permanent magnet is moved left to right toward a
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a transparent oil with index of refraction 121 spills on the surface of water index of refraction 133 producing a
is it necessary to use the same solvent to dissolve the sample as is used to develop the tlc platetlc
we really need to get this new material-handling equipment in operation just after the new year begins i hope we can
aqueous ammonium chloride and aqueous leadii nitrate express your answer as a chemical equation identify all of the
1 the pressure in a traveling sound wave is given by p 16 pa sin 130 m-1x - 375 s-1ta what is the pressure
the displacement vectors 385 cm at 150deg and 230 cm at 620deg both start from the origin and form two sides of a
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