# What is density of a substance with a mass of 157 g and a volume of 412 cm^3. Can this substance float on water?

Approx. $0.4 \cdot g \cdot c {m}^{-} 3$, and yes, the subtance will float on water.
$\text{Density", rho="Mass"/"Volume}$. Thus $\rho$ $=$ (157*g)/(412*g*cm^-3) = ??*g*cm^-3.