Which of the Following Forms a Strongly Caustic Solution When

Q18: Which of the following ingredients is NOT

Q19: The brown pigment in hair is called<br>A)eumelanin.<br>B)phaeomelanin.<br>C)chlorophyll.<br>D)β-carotene.

Q20: Which of the following categories of surfactants

Q21: Astringents are used primarily in<br>A)perfumes.<br>B)lipsticks.<br>C)antiperspirants.<br>D)hair spray.

Q22: The substance left out of most hypoallergenic

Q24: Which of the following statements about soaps

Q25: A disadvantage of LAS detergents is that

Q26: All of the following are used as

Q27: Soap is a salt of a long-chain

Q28: In acidic solutions,soaps are converted to<br>A)salts.<br>B)fatty acids.<br>C)detergents.<br>D)fats.