48.
The pure rotational spectrum of CO consists of a series of equally spaced lines separated by 3.84235 cm-1. The atomic masses are: 12C = 19.92168 x 10-27 kg and 16O = 26.56136 x 10-27 kg. The internuclear distance of the molecule
A:
2.312 Å
B:
1.456 Å
C:
1.131 Å
D:
1.921 Å
The answer is:
C
