Question

An unknown substance has a density of 25.0 kg/L. If I put this substance in a tub of
water and the water raises 25 mL, what is the mass of the substance in grams?

Answer 1

p=m/v. So if we convert 25 kg/L to g/mL, we'll get 25 g/ml. plugging in what we know, 25= m/25, then m=625g