It is not possible to answer the question because weight is not measured in gallons!
8.5 puonds
608 US gallons of water is about 5,076.8 pounds.
5 U.S. gallons of water weigh approximately 41.73 lbs. 5 Imperial gallons of water weigh exactly 50 lbs.
218 lb.
5 gallons of rocks, weigh is 41.75
500 gallons of pure water weigh 4,172.6 pounds (rounded) With 250 pounds of salt added, the mixture had better weigh 4,172.6 + 250 = 4,422.6 pounds, or else mass has disappeared, which is a no-no.
100 US gallons of water is about 835 pounds.
over 1,000 gallons
Four gallons of water is about 33.4 pounds.
950 gallons of plain water is 7,928.1 pounds.
608 US gallons of water is about 5,076.8 pounds.
344.4 pounds for 41.269 gallons of plain water.
1.4212 gallons of water weighs about 12 (11.86702) pounds.
3,740 US gallons of water weighs about 31,229 pounds.
212 gallons of water weighs 1,770.2 pounds.
11,000 US gallons of water weighs about 91,850 pounds.
20.4 US gallons is about 170.34 pounds.
125 pounds.