Question

Identify the kind of mixture of powdered charcoal and powdered sugar. Suggest a technique for separating it.

A. Homogeneous; decanting
B. Heterogeneous; decanting
C. Homogeneous; distillation
D. Heterogeneous; distillation
E. Homogeneous; dissolving followed by filtration and distillation

Answer 1

E, homogeneous because they are of the same size; dissolving would allow the powdered sugar to be filtered and the charcoal left behind.