What chemical compound is used to bleach hair?
A) hydrogen peroxide
B) sodium hypochlorite
C) melanin
D) thioglycolic acid
Correct Answer:
Verified
Q102: The red-brown pigment in hair is called
A)melanin.
B)phaeomelanin.
C)chlorophyll.
D)β-carotene.
Q103: The substances in hair sprays and mousses
Q104: Hair is most efficiently "permanently" dyed by
A)soaking
Q105: Wet hair is softer because water disrupts
A)disulfide
Q106: Minoxidil was first used as a drug
Q108: The brown pigment in hair is called
A)eumelanin.
B)phaeomelanin.
C)chlorophyll.
D)β-carotene.
Q109: The first step in hair curling is
Q110: The last step in hair curling is
Q111: If you wish to make a shampoo
Q112: There is evidence that some hair dyes
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