Select the correct answer.
During glass analysis, the disappearance of which line suggests that the refractive index of the glass matches the refractive index of the
reference medium?
A
refractive line
B.
becke line
OC. index line
D.
pressure line

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.