This image represents a particulate view of a sample of matter. Classify the sample according to its composition.
a) The sample is a pure element.
b) The sample is a homogeneous mixture.
c) The sample is a compound.
d) The sample is a heterogeneous mixture.
Experiment 3: Recrystallization • Recrystallization: process of purifying an impure crystalline solid via heating in a suitable solvent, followed by cooling to allow the solid to re -form in such a way that the impurities are excluded from the purified solid. • Gravity filtration: process of removing insoluble impurities from recrystallization solution. • Suction filtration:...