Yes - by the Law of Conservation of Mass.
To make the barrel of water weigh 12 pounds, you would need to remove 8 pounds of water from the barrel.
0.412 pounds
78 pounds
11,000 US gallons of water weighs about 91,850 pounds.
A gallon of water weighs approximately 8.34 pounds.
You lost 10 pounds of water weight.
5 US gallons of water weigh approximately 41.7 pounds.
One gallon of water weighs approximately 8.34 pounds. Therefore, 17400 gallons of water would weigh around 145,116 pounds.
One gallon of water weighs about 8.34 pounds, so one hundred gallons of water would weigh approximately 834 pounds.
For plain water about 184 pounds at 8.345lbs per gallon.
About 8.53 pounds.
Approximately 8.3 pounds.