Question

A 5.2 cm3 of a metal is found to weigh 46.6 g on a three-decimal balance. What is the density of the metal, expressed to the proper number of significant figures?

[1] 9 g/cm3 [2] 9.0 g/cm3

[3] 8.96 g/cm3

[4] 0.11 g/cm3

[5] 0.112 g/cm3 

Answer 1

Density $=\frac{46.6}{5.2}= 8.96g/cm^3$