Depends if it an ASME rated tank or a garbage residential as the wall thickness and pressure rating has to do with the weight
8 pounds
about 4kg
A touch under 8 pounds.
4,54609188 kilograms There are 4,54609188 litres in an imperial gallon, one litre of water weighs 1 kilogram.
One gallon of fresh water weighs 8.36 pounds (8 pounds 5.76 ounces)
500 pounds
It weights more than 400 lbs. Empty ! Full of water,rocks,decorations and fish will weigh estimated 1 & 1/2 tons
like 12ounces
== Probably close to the weight of water. 8.34 lbs per gallon.
At 17oC one gallon of water weighs 4.536kg.
834
8#.
One gallon of water weighs about 8.35 pounds (about 3.8 kilograms).
1 gallon of fresh water is about 8.36 pounds
Which kind? Glass or acrylic?
about the same as a gallon of water: 8+ lbs
About 8.35 pounds per US gallon.