One gallon of water weighs 8 pounds. This weight is due to the weight of the water molecules and the density of water. Ice is less dense than water, however, so if that gallon of water were frozen, it would take up more than a gallon of volume.Know More
Although an entire gallon of water weighs 8 pounds, a single molecule of water weighs 2.992 x 10^-23 grams. An entire mole of water is needed to weigh just 18 grams.
Salt water weighs more than fresh water, and the variance depends on how salty the water is. Sea water is very salty. However, water becomes saline after only a thousandth of the weight of the water is salt.
Another type of water that is heavier than pure water is hard water. Hard water is a result of high levels of calcium and magnesium ions in the water. The addition of these ions in the water makes it less useful. Hard water is generally not dangerous to drink, as calcium is a necessary mineral. However, hard water cannot always be used in machines as the build up of calcium or magnesium may damage the equipment. Hard water also makes it difficult to bathe because soap is unable to form a lather.Learn More
A liter of diesel weighs 0.8508 kilograms, or 1.8757 pounds. A U.S. gallon contains 3.79 liters. Therefore, a gallon of diesel fuel weighs 3.2245 kilograms, or 7.1089 pounds. An Imperial gallon contains 4.546 liters and weighs 3.8677 kilograms, or 8.5269 lbs.Full Answer >
One gallon of water is equal to 16 cups. One gallon is also equal to 8 pints or 4 quarts. One cup of liquid is equal to 2 pints.Full Answer >
The weights of empty 55-gallon drums vary depending on material and dimensions. Metal empty 55-gallon drums weigh approximately 40 pounds, whereas plastic 55-gallon drums weigh half as much.Full Answer >
According to the USDA, a gallon of milk weighs about 8.6 pounds. A quart of milk weighs about 2.15 pounds.Full Answer >