How much does a roll of loonies weight?

A roll of loonies, which consists of 25 one-dollar coins, weighs approximately 0.5 kilograms (about 1.1 pounds). Each loonie weighs 7 grams, so the total weight of the coins in the roll adds up to around 175 grams. When considering the weight of the paper or plastic wrapper, the total weight of the roll is slightly more but remains under 0.6 kilograms.