Question

Density is mass per unit of volume. Which pair of lab instruments would a student use to measure the density of seawater?

Answer 1

C.a balance and a graduated cylinder

Answer 2

Answer

a balance and a graduated cylinder

Explanation

Density is mass per unit and it is property  characteristic of a substance. The arrangement of the mass of atoms and their size is what determines the the density of a substance.

For a student to measure the density of seawater  he/she is required to use a balance and a graduated cylinder where a balance will be used to measure the mass of the mineral sample  and then a graduated cylinder to determine the volume.