Question

What volume of ethanol has a density mass of 15.5 grams?

Answer 1

You mean to ask what volume of ethanol has a mass of `15.5*g`.

Explanation:

We have `"Density, "rho="Mass"/"Volume"`

And thus, `"Volume"` `=` `"Mass"/rho` `=` `(15.5*g)/(0.789*g*cm^-3)`

`~=` `20*cm^3`