Cooper weighs 542 lbs. per square foot. So, 542 divided by 1,728 (the number of inches per square foot). One cubic inch of copper weighs 0.31 lbs., or about 5 ounces.
Concrete is a variable material. On average it's about 0.139 ounces.
0.283 lb. per cubic inch
Where are 12 inch concrete blocks applied?
0.001732
compare 0.76 cubic meter to kilogram
1.3 ton
1472 pounds
Gray cast iron is around 118 grams per cubic inch.
For a 4-inch depth: 4.75 cubic yards. For a 6-inch depth: 7.1 cubic yards.
The density of ununoctium is not known.
The square inch is a unit of area. The cubic inch is a unit of volume; a cubic inch of uranium has a mass of approx. 312,2 grams.
Approximately 2.0 tonnes/m3.
Density of uranium: 19,1 g/cm3 1 cubic inch = 16,38706 cm3 The mass of 1 cubic inch of uranium is 313 g.