Question

A substance of mass 49.53 g occupies 15 cm^3 of volume. The density of the substance (I g cm^3) with correct
number of significant figures is
a)3.302
b) 3.300
c) 3.3
d) 3.30​

Answer 1

Explanation:

density=mass/volume

density=49.53/15=3.302gm/cm^3

according to the rules of significant figures the ans should have 2 significant figures i.e 3.3

hence (c) is correct