The formula to calculate the volume (V) is:
\[ V = \frac{M}{\rho} \]
Where:
Let's say the mass (M) is 2 kg and the density (ρ) is 0.000001 kg/mm³. Using the formula:
\[ V = \frac{2}{0.000001} \]
We get:
\[ V = 2000000 \, \text{mm³} \]
So, the volume is 2,000,000 mm³.