alot
it can't hold very much weight
Weight will vary with size. An 8x4x2.25 inch brick weighs ABOUT 5 pounds.
20 times its weight in liquid
There is effectively no limit to the amount of weight that aluminum can hold, if you use enough aluminum.
alot
That depends on the volume of the brick. Whatever its volume is, its weight underwater is(weight of the brick in air) minus (weight of an equal volume of water)
Each full brick would weigh 16kg.
it can't hold very much weight
Depends on the bricks composition.
Weight will vary with size. An 8x4x2.25 inch brick weighs ABOUT 5 pounds.
1 kilogram
Weight of 1 Kg Brick = 9.8 Newtons
Brick does not support weight. I beams are normally supported by square tubing columns or pipes.
20 times its weight in liquid
112lbs
it can hold as much weight as it can handle