Author Question: Hair is most efficiently permanently dyed by A) soaking hair in the colored dye. B) adding ... (Read 90 times)

jon_i · **on:** Aug 27, 2018

Hair is most efficiently permanently dyed by

A) soaking hair in the colored dye.
B) adding colorless reactants that react in the hair to form the desired color.
C) using water soluble dyes.
D) None of the above dyes hair efficiently.

Question 2

Which of the following statements is NOT true for trans fatty acids?

A) Both hydrogens are on the same side of the double bond.
B) They are more likely to be solids than cis fatty acids.
C) They do not have a bend in the overall hydrocarbon chain.
D) They can stack together more closely than cis fatty acids.