Question

The density of water is 1.0 g/cm3. Which of the following substances will float in water?

i. cork – density = 0.193 g/cm3
ii. oil – density = 0.91 g/cm3
iii. rubbing alcohol – density = 0.81 g/cm3
iv. molasses – density = 1.4 g/cm3

i

i and ii

i, ii, and iii

iv

Answer 1

i, ii, iii