Purity, formulations and chromatography

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Question 17
Medium

An analyst investigates the composition of a newly manufactured perfumed body spray. Table 1 shows the mass of each ingredient found in a sample of this spray.

Table 1

SubstanceMass (g\text{g}g)
Ethanol122.5122.5122.5
Water48.248.248.2
Fragrance oils6.86.86.8
Glycerol2.52.52.5
a.

What general chemical term is given to a mixture that has been designed as a useful product, such as this body spray?

[1]
b.

Calculate the percentage by mass of ethanol in this sample of the body spray. Give your answer to 1 decimal place.

[3]
c.

Ethanol can be oxidized to form ethanoic acid. What type of reagent reacts with ethanol to bring about this change?

[1]

Purity, formulations and chromatography Questions

  1. GCSE
  2. /Chemistry
  3. /Purity, formulations and chromatography