Question

The density of copper is _________

(a) 4.506 gram per cubic centimetre

(b) 2.7 gram per cubic centimetre

(c) 9.9 gram per cubic centimetre

(d) 8.9 gram per cubic centimetre

This question was posed to me in homework.

The doubt is from Copper and its Alloys in portion Copper and its Alloys of Aerospace Materials & Processes

Answer 1

Right option is (d) 8.9 gram per cubic centimetre

To elaborate: Density is the ratio of mass to volume of a substance. The density of copper is 8.9 gram per cubic centimetre. The density of aluminium is 2.7 gram per cubic centimetre and titanium is 4.506 gram per cubic centimetre.