For on-base placement, the hair is wrapped at a _____ angle beyond perpendicular to its base section, and the rod is positioned on its base.
a. 180 degrees
b. 15 degrees
c. 90 degrees
d. 45 degrees
Answer: 45 Degrees
Chemistry Chapter | Multiple Choice | Questions and Answers | Test Bank
a. 180 degrees
b. 15 degrees
c. 90 degrees
d. 45 degrees
Answer: 45 Degrees