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12 US gallons of water is 102.36 pounds
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12 gallons of gasoline weighs about 75.6 pounds @6.3 pounds per gallon.
If Imperial gallons, about 62 pounds. If USG, about 47 pounds.
42 gallons of water is 350.7 pounds
10 US gallons is approximately 83.5 pounds
30 pounds of water is 3.593 gallons.
About 250.5 pounds for 30 US gallons.
10 gallons of water is 83.5 pounds
800 pounds of water would be 95.8 US gallons.
A gallon of honey weights about 12 pounds. 50 pounds of honey is about 4.2 gallons. Of course, the actual amount will depend on the type of honey, since density can vary.
That depends on what substance you have 227.5 pounds of.227.5 pounds of air fills many, many gallons.227.5 pounds of water fills about 27.2 gallons.227.5 pounds of granite fills only a few gallons.
4o pounds
20 gallons of water weighs 167 pounds.