contestada

What is chromatography?
a.chromatography is the process of separating solutions by using a filter
     
b.chromatography is the process of separating solutions by using a selectively permeable membrane

c.chromatography is the process of separating solutions on the basis of their boiling points

d.chromatography is the process of separating solutions on the basis of their affinity to other materials

Respuesta :

a bc its the only reason that makes since 

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