# The ratio of the mass densities of nuclei

Question:

The ratio of the mass densities of nuclei of ${ }^{40} \mathrm{Ca}$ and ${ }^{16} \mathrm{O}$ is close to :

1. (1) 1

2. (2) $0.1$

3. (3) 5

4. (4) 2

Correct Option: 1

Solution:

(1) Nuclear density is independent of atomic number.