Which method of separation is best for investigating the composition of food dyes in sweets?
Evaporation
Filtration
Distillation
Chromatography
Chromatography is a separation technique used to separate the different components in a liquid mixture. It separates the colour components.
Which of the following techniques can be used to separate a soluble solid and a liquid?
a. Evaporation
b. Filtration
c. Distillation
The best way to recover sugar from an aqueous sugar solution is :
(a) evaporation to dryness (b) distillation (c) filtration (d) crystallisation