Each store may charge a different price depending on the area you live in. Call one of your local hardware stores to find out the exact price.
~2880lb
a 2x2x5 ecology block weighs 20
~2880lb
Concrete weighs about 150#'s per cubic foot. Given that your measurements are 2'x2'x4', the block contains about 16 cubic feet. 16 cubic feet of concrete at 150#'s is about 2400#'s per block.
2 ton
Density of concrete varies, but those dimensions would yield 31.3 cubic feet of concrete at an average 133 lbs per cubit foot - making 4,100 lbs (or around 2 tons).
50 #
How much does a 2 liter of pennies weigh?
it would weigh 2 ounces.
50 lbs Answer 2: Salt blocks can weigh anything from 4 pounds ( called a salt brick due to it's shape and size) all the way up to 50 pound blocks.
of what are they
Modst weigh about 2 pounds.
2