Question

Name the method which is most suitable for separating the following:
a oxygen from liquid air
b red blood cells from plasma
c petrol and kerosene from crude oil
d coffee grains from coffee solution
e pieces of steel from engine oil
f amino acids from fruit juice solution
g ethanol and water.

Answer 1

Name the method that is most appropriate to separate the following:
A. oxygen from liquid air: distillation
B. Red blood cells of the plasma: centrifugation
C. Gasoline and crude oil kerosene: fractional distillation
D. Coffee beans of the coffee solution; filtration
E. Engine oil steel parts: decantation
F. Amino acids of fruit juice solution: high performance liquid chromatography
G. of ethanol and water: distillation

The G can not be centrifugation. check