+895 What is the density of a solid piece of lead which has a mass of 144.0 grams and is 2.75 cm long,
1.25 cm wide, and 3.25 cm thick?
+129852 What is the density of a solid piece of lead which has a mass of 144.0 grams and is 2.75 cm long,
1.25 cm wide, and 3.25 cm thick?
The volume is (2.75 cm) (1.25 cm) ( 3.25 cm) = 11.171875 cm^3
Density = Mass / Volume
So we have
Density = 144 grams / 11.171875 cm^3 ≈ 12.89 grams / cm^3
