a
CH2=CHCl
b
CH3-CH=CH2
c
C6H5-CH3
d
CH≡C-CH2-CH3
Explanation
Correct Option
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Kevin_Aro
3 years ago
C. Do a chromotogram of the colouring extract is suitable for identifying the food colouring added to a pastry sample. Chromatography is a technique used to separate and identify the components of a mixture based on their differing affinities to a stationary phase and a mobile phase. In this case, the food colouring extract can be separated using chromatography, and the different components can be identified based on their positions on the chromatogram.
