That depends on the type material you are referring to. Also, these are two different types of measurements. Gallons is a measure of volume but the other is weight or mass. Please edit your question to include more context or details.
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.
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.
Water weighs 8.35 pounds or 3.78 kilograms per gallon therefore 40 gallons weigh 334 pounds or 151.2 kilograms.
34,069 kilograms. One gallon of water is 8.33 pounds. 1 Kilo is approximately 2.2 pounds.
11,000 US gallons of water weighs about 91,850 pounds.
200 gallons of water would weigh approximately 1,667 pounds.
344.4 pounds for 41.269 gallons of plain water.
2400 pounds
125 pounds.
One gallon of water weighs approximately 8.34 pounds, so 950 gallons of water would weigh around 7,927 pounds.
Four gallons of water is about 33.4 pounds.
608 US gallons of water is about 5,076.8 pounds.
For plain water about 184 pounds at 8.345lbs per gallon.
20.4 US gallons is about 170.34 pounds.
7.48 gallons of water would weigh approximately 62.31 pounds.
5 gallons of water weighs approximately 41.7 pounds.