30 Gallons of Water Weighs. 249.9 pounds. 249 pounds, 14.6 ounces. 3,999 ounces. 113.4 kilograms. rounded to 4 digits. assuming water at 20° Celsius. Understanding how much a pack of water weighs involves a mix of straightforward science and some fun real-world applications. ... In the US, a standard 500ml water bottle weighs around 1.14 pounds, a gallon of water weighs approximately 8.78 pounds, and a case of 24 x 500ml water bottles comes in at about 27.69 pounds including packaging.So, if one Imperial gallon of water weighs 10 pounds and the density of gasoline is 0.73 g/mL this time, one Imperial gallon of gasoline weighs 7.3 pounds. Because one US gallon equals 0.83 Imperial gallons, we can simply multiply 7.3 by 0.83 to get the weight of a gallon of gasoline, which is 6.059 pounds. The metric values can also …A typical gallon of gasoline weighs around 6.3 pounds or 2.9 kilograms. So, if you have five gallons of gasoline, this would equate to a total weight of 31.5 pounds or 14.3 kilograms. This weight is based on the average density of gasoline, but the actual weight of five gallons of gasoline may be slightly different depending on the specific ...How much weight is added to the pool when it is filled with 3,205 gallons of water? A gallon of water weighs 8.34 pounds. The Rhoads family has a round, 12 foot diameter, above ground pool.About 15.5 cups (3.7 liters) of fluids a day for men. About 11.5 cups (2.7 liters) of fluids a day for women. These recommendations cover fluids from water, other beverages and food. About 20% of daily fluid intake usually comes from food and …Ounces (oz): One fluid ounce of water weighs approximately 1.04 ounces (29.57 grams). Gallons (gal): One US gallon of water weighs about 8.34 pounds (3.78 kg), while one Imperial gallon weighs about 10 pounds (4.54 kg). Remember that these conversions are specific to water; other liquids will have different weights based on their …GasBuddy.com predicts further drops in gas prices over the next two months, with the national average dropping below $2 per gallon by Halloween. By clicking "TRY IT", I agree to re...By WaterProffi Team July 11, 2023. The weight of water can vary slightly depending on temperature and impurities, but as a general rule, one gallon of water weighs approximately 8.34 pounds. Therefore, 40 gallons of water would weigh around 333.6 pounds. Keep in mind that this is an approximation, and the actual weight may vary slightly.The resulting value will give you the weight of the fuel. What is the weight of fuel by gallon? The weight of fuel by gallon can vary depending on the specific type of fuel. For example, jet fuel typically weighs around 6.7 to 6.8 pounds per gallon, while gasoline weighs approximately 6 to 6.3 pounds per gallon.An IMPERIAL Gallon of Water weighs 10 Pounds. The US Gallon weighs about 8.34 pounds. ANSWER is 32 x 10 equals 320 pound weight or 266.9 pounds. How much does bobby brantley weigh?Using the density of water, which is approximately 1 kilogram per liter or 1000 grams per liter, we can calculate that 5 gallons of water would weigh approximately 18.927 kilograms or 41.67 pounds (since 1 kilogram equals 2.20462 pounds). This means that 5 gallons of water is quite heavy, and can be challenging to lift or transport.When we talk about a 5-gallon water bottle, we are referring to a container that can hold 18.9 liters of water. This means that the water alone in the bottle weighs around 18.9 kilograms, which is equivalent to approximately 41.7 pounds. It’s important to note that the density of water can vary slightly with temperature.Using the density of water, which is approximately 1 kilogram per liter or 1000 grams per liter, we can calculate that 5 gallons of water would weigh approximately 18.927 kilograms or 41.67 pounds (since 1 kilogram equals 2.20462 pounds). This means that 5 gallons of water is quite heavy, and can be challenging to lift or transport.How much does a 4-gallon bottle of bottled water weigh? 4 gallons is about 16 pounds, so a 4-gallon bottle of bottled water weighs about 16 pounds. Also, bottled water weight depends on the brand and type of water. If you use a reusable container, like a glass jar, it will weigh more than if you use a plastic one.4 Gallons of Water Weighs; 33.32 pounds : 33 pounds, 5.15 ounces: 533.1 ounces : 15.11 kilograms : rounded to 4 digits. assuming water at 20° Celsius. ... Density of Water. This calculator uses the density of water at 20° Celsius, which is 0.9982071 grams per cubic centimeter. The weight of a certain volume of water could vary slightly ...The weight of ice per gallon is approximately 8.35 pounds, which is the same weight as 1 gallon of water. How much weight does ice add? Ice adds weight based on its volume and density. The weight of ice is equal to its volume multiplied by the density of ice, which is approximately 0.0334 pounds per cubic inch or 0.92 grams per cubic centimeter.Water has a density of approximately 8.34 pounds per gallon (or 1 kilogram per liter), which means that each gallon of water weighs about 8.34 pounds. So, a 5-gallon tank of water would weigh approximately 5 multiplied by 8.34 pounds, which equals 41.7 pounds (or approximately 18.9 kilograms).A large container for water weighs 21 pounds. If a gallon of water weighs 8.34 pounds, what is an equation that relates the weight of the water and the container, W, in pounds and the amount of water, A, in gallons?One gallon of water weighs approximately 8.34 pounds. This is because water has a density of approximately 1 gram per milliliter, and there are approximately 3.7854 liters in a gallon. To find the weight of a given volume of water, you can multiply the volume in liters by the density in grams/milliliter to find the weight in grams, then divide ...The weight of fresh water is 8.3 pounds each gallon. So the 20-gallon tank weighs more than 166 pounds plus the weight of the gravel, glass, and frame and it will be dangerous to move. Place your tank where you want it to be placed and fill it afterward. When compared, salt water weighs more than fresh water at 8.6 pounds each gallon.15 Gallons of Water Weighs. 125.0 pounds. 124 pounds, 15.3 ounces. 1,999 ounces. 56.68 kilograms. rounded to 4 digits. assuming water at 20° Celsius. As a rule of thumb, the density of water is 0.9998395 g/ml at 39.2°F (4°C), which means one US gallon of water weighs about 8.3454 pounds. But if you don’t want to bother doing the calculations, this post is for you. For your convenience, we at PowerSportsGuide have listed the weight of water in different quantities in one chart!A United States customary gallon of water weighs, on average, 8.34 pounds. Five U.S. gallons, therefore, weighs 41.7 lbs. The British imperial gallon weighs 10.022 pounds. This mea...pounds = gallons × 8.3454 × density. Thus, the weight in pounds is equal to the volume in gallons multiplied by 8.3454 times the density (in g/mL) of the ingredient, substance, or material. For example, here's how to convert 5 gallons to pounds for an ingredient with a density of 0.7 g/mL. pounds = 5 gal × 8.3454 × 0.7 g/mL = 29.2089 lb.Water weighs 8.345 lbs/gallon. Normal values for urine's specific gravity are between 1.002 and 1.028 which means that normally, a gallon of urine weighs between 8.362 and 8.579 pounds, or ...Q. How much does a gallon of water weigh? One gallon of water weighs 8.3454 lbs (3.7854 kg). But the effect of temperature, 2 gallons of water weighs 16.69 lbs (7.57 kg) Conclusion. Now, if someone asks you again, how much does a gallon of oil weigh? Hope you can now give the correct answer with the knowledge gained from our …Where can you weigh yourself for free? We list 10 places with scales (so you can find an option nearby), plus what to know before you visit. There are many reasons why you might ne...Jan 29, 2023 · A gallon of water weighs 8.34 pounds or 3.785 kilograms. To get a specific amount of water in pounds, divide the number of gallons by 8.34. The weight of the liquid is a tricky thing to measure. The truth is, it depends on the density of the liquid. But, there are some ways to estimate the weight of common liquids like water. If a gallon of water weighs 8.34 pounds, what is an equation that relates the weight of the water and the container, W, in pounds and the amount of water, A, in gallons? star. 5/5. heart. 3. If 1 gallon (gal) of water weighs 8.34 pounds (lb), how much does 3.75 gal weigh? heart. 1.A gallon of water weighs 8.34 pounds. The Patel family has a round, 12-foot diameter, above-ground pool. How much weight is added to the pool when it is filled with 3,110 gallons of water? There are 2 steps to solve this one. Who are the experts?If you have more gallons or a gallon that contains more than 8.34 pounds of water, you can instantly measure how much your gallon contains water by using this mass of water calculator. Water Weight Per Liter: One liter of water approximately weighs about 2.21 …60 Gallons of Water Weighs. 499.8 pounds. 499 pounds, 13.2 ounces. 7,997 ounces. 226.7 kilograms. rounded to 4 digits. assuming water at 20° Celsius. 1 Gallon of Water Weighs; 8.330 pounds : 8 pounds, 5.29 ounces: 133.3 ounces : 3.779 kilograms : rounded to 4 digits. assuming water at 20° Celsius. Note on Units. This calculator uses United States customary units which are different from the Imperial units used in the United Kingdom.If you find yourself in a situation where you have no power, like many people on the East coast at the moment, redditor Tommy points out that you can light up an entire room with a...Analysts have been eager to weigh in on the Industrial Goods sector with new ratings on Mueller Water Products (MWA – Research Report) and Vontie... According to TipRanks.com, Blai...Analysts have been eager to weigh in on the Industrial Goods sector with new ratings on NOV (NOV – Research Report), Watts Water Technologies (... Analysts have been eager to weigh...Our patient is 20 years old, weighs 80 kg, and we collected 3L (3000 mL) of urine during a 24-hours observation period. Use the following equation to compute how much urine is output per hour: Urine output (ml/kg/hr) = Collected urine / (Weight × Time), where: Weight is given in kilograms (kg); Collected urine is given in milliliters (mL); andDry loose sand weighs 12 pounds (5.46kg) per gallon. Dry packed sand weighs about 14 pound (6.366kg) per gallon. Wet sand weighs 16 pound (7.3kg) and wet packed sand is around 7.88kg or 17.33 pound per gallon. The typical weight of a gallon of dry, loose sand is approximately 12 pounds (or 5.46 kg) based on the sand's average density.Well, I did it. I drank a lot of water every day for a few weeks in March—one gallon per day, in fact, or as close to it as I could get without living permanently in the bathroom—b...Aug 10, 2023 · At 212 F, equals 213.8 cu.ft. of steam 1in^3 of water = 1600 in^3 of steam 1 gal of water = 231 in^3 of water 231*1600 = 369600 in^3 = 213.8 ft^3. Calculate the amount of water in a gallon of ... 10 Gallons of Water Weighs. 83.30 pounds. 83 pounds, 4.87 ounces. 1,333 ounces. 37.79 kilograms. rounded to 4 digits. assuming water at 20° Celsius.A gallon of water weighs 7.5 pounds equal 3.4 kg. And you only need to remember the density in order to figure it out. IIRC it's like 1.05g/ml so it's pretty negligible. It's very much in my "about the same" knowledge school. Milk close to water. 1 …If you are wondering how much an empty 5-gallon water jug weighs, the answer is approximately 2.5 pounds or 1.13 kilograms. However, the weight may vary slightly depending on the manufacturer and the material used to make the jug. Some jugs are made of thicker plastic, which can add a small amount of weight.20 Gallons of Water Weighs. 166.6 pounds. 166 pounds, 9.74 ounces. 2,666 ounces. 75.57 kilograms. rounded to 4 digits. assuming water at 20° Celsius. 1 UK gallon = 1.201 US gallon, whereas 1 US gallon = 0.8317 UK gallon. 1 gallon is equal to 4 quarts, 8 pints, or 16 cups – so exactly the daily water intake for an …Water weighs 8.345 lbs/gallon. Normal values for urine's specific gravity are between 1.002 and 1.028 which means that normally, a gallon of urine weighs between 8.362 and 8.579 pounds, or slightly more than water. Labels: URINE WEIGHT, WATER WEIGHT. Newer Post Older Post Home. Labels. ALCOHOL BEVERAGES;The specific gravity of gold is almost 20 and of water 1. Therefore, a 5-gallon bucket of gold weighs 20 times more than that of water. A 5-gallon bucket of water weighs 40 pounds. Therefore, 5-gallon bucket of gold weights 20 times 40 pounds, 800 pounds \textbf{800 pounds} 800 pounds. This converter will find the weight of water only! Convert what quantity? From: Cubic centimeters Cubic inches Liters Gallons [US] Gallons [UK] Cubic feet Grams Kilograms Pounds. To: Cubic centimeters Cubic inches Liters Gallons [US] Gallons [UK] Cubic feet Grams Kilograms Pounds. About 15.5 cups (3.7 liters) of fluids a day for men. About 11.5 cups (2.7 liters) of fluids a day for women. These recommendations cover fluids from water, other beverages and food. About 20% of daily fluid intake usually comes from food and …The answer to this is no. A gallon of milk often weighs more than water. A gallon of water weighs 8.35 pounds vs the 8.6 pounds that milk weighs. A gallon of milk contains just 87% water and the rest is made up of fats, protein, carbohydrate (lactose), and minerals, plus micronutrients and vitamins. That’s a lot of additional components.gallons = pounds 8.3454 × density. Thus, the volume in gallons is equal to the weight in pounds divided by 8.3454 times the density (in g/mL) of the ingredient, substance, or material. For example, here's how to convert 5 pounds to gallons for an ingredient with a density of 0.7 g/mL. gallons = 5 lb 8.3454 × 0.7 g/mL = 0.8559 gal.How much does one half of a gallon of water weigh? Amount. Unit. Calculate. 1/2 Gallon of Water Weighs; 4.165 pounds : 4 pounds, 2.64 ounces: 66.64 ounces : 1.889 ... Acrylic: An acrylic 120-gallon fish tank weighs around 50% less than a glass tank. An empty acrylic tank weighs around 140-150 pounds, while a full tank can weigh up to 700-750 pounds. Fiberglass: A 120-gallon fiberglass fish tank weighs around 200-250 pounds when empty and can weigh up to 1200-1300 pounds when filled with water, substrate, and ...Why are gas prices going down? There are several reasons why that is happening, find out if it will stay down or it will go back up again. Gasoline prices, which had hit record hig...To calculate the weight added to the pool when it is filled with water, we need to multiply the weight of water per gallon by the number of gallons of water added to the pool. Given that a gallon of water weighs 8.34 pounds, we can multiply this by 3,205 gallons to find the weight added to the pool: Weight added to pool = 8.34 pounds/gallon ...How heavy is 700 gallons of water? How much does 700 gallons of water weigh? Amount. Unit ... 700 Gallons of Water Weighs; 5,831 pounds : 5,831 pounds, 4.95 ounces: One gallon of water weighs 8.3 lbs, so 500 gallons weighs somewhere around 4,150 lbs. One gallon weighs 10 lbs so 305 gallons weigh 3050 lbs. That is just over 3 US "short" tons or 1.36 British ...A U.S water gallon of water weighs 8.34 pounds. 5 U.S. gallons, therefore, weigh 41.7 pounds. On the other hand, the British imperial gallon weighs 10.022 pounds. Table of ContentsDry loose sand weighs 12 pounds (5.46kg) per gallon. Dry packed sand weighs about 14 pound (6.366kg) per gallon. Wet sand weighs 16 pound (7.3kg) and wet packed sand is around 7.88kg or 17.33 pound per gallon. The typical weight of a gallon of dry, loose sand is approximately 12 pounds (or 5.46 kg) based on the sand's average density.One gallon of water weighs between 8.288489 and 8.345404 pounds (lb), depending on the ...Water is most dense when it's at 39.2ºF, or 4ºC. At this temperature, a US gallon of water weighs around 8.345lb. Turn the heating way up to 200ºF though, and a gallon of water will weigh around 8.04lb. At room temperature (70°F or 21°C), a gallon of water weighs 8.33lb (3.78kg). See moremass = d × v × vcfmcf, where vcf is the conversion factor to convert from US gallon to cubic meters (table near the end of this page) and mcf equals 1 because the mass is already in kiliograms. So, plugging these values in the formula above, we get: mass = 1000 × 1 × 0.0037854117841. mass = 1000 × 0.003785411784, or.Typically in the liquid form, a gallon of water weighs about 8 pounds using the standard liquid United States measurement. If you have a container that can hold one gallon of liquid water and you fill it with one gallon of frozen water, the frozen water would weigh closer to 7.5598405 pounds. Typically water in its liquid state has a density of ...How much does a gallon of water weigh at the bottom of the ocean? Measurement US: One gallon of water weighs 8.345 pounds. Different temperatures are a fact for the density of water slightly. Different weight varies on land, the bottom of the ocean, on the moon, or atmospheric changes. Water density 1 kilogram per liter (kg/L) is at 39.2°.Typically in the liquid form, a gallon of water weighs about 8 pounds using the standard liquid United States measurement. If you have a container that can hold one gallon of liquid water and you fill it with one gallon of frozen water, the frozen water would weigh closer to 7.5598405 pounds. Typically water in its liquid state has a density of ...This is especially true for large drums of water. A 55-gallon drum of water weighs about 458.7 lbs or 208.06 kg. To figure this out, you multiply the weight of one US liquid gallon (8.34 pounds or 3.78 kilograms) by the capacity of the drum (55 gallons.) Do note, however, that the answers may vary according to several factors.A well-known property of water is that 1 liter weighs approximately 1 kilogram. ... The density of water changes with temperature. Our gallon calculator has a default value for the density of water at 20 °C (68 °F). Below, you can see how much 1 US and UK gallons weigh at three different temperatures: 1 US gallon.A well-known property of water is that 1 liter weighs approximately 1 kilogram. ... The density of water changes with temperature. Our gallon calculator has a default value for the density of water at 20 °C (68 °F). Below, you can see how much 1 US and UK gallons weigh at three different temperatures: 1 US gallon.1 UK gallon = 1.201 US gallon, whereas 1 US gallon = 0.8317 UK gallon. 1 gallon is equal to 4 quarts, 8 pints, or 16 cups – so exactly the daily water intake for an …How heavy is 500 gallons of water? How much does 500 gallons of water weigh? Amount. Unit ... 500 Gallons of Water Weighs; 4,165 pounds : 4,165 pounds, 3.54 ounces: One gallon of water weighs approximately 8.34 pounds. This is because water has a density of approximately 1 gram per milliliter, and there are approximately 3.7854 liters in a gallon. To find the weight of a given volume of water, you can multiply the volume in liters by the density in grams/milliliter to find the weight in grams, then divide ...This means that a gallon of water (16 cups) weighs about 128 fluid ounce and this will be about 11-to-12-pound weight (5-5.5 kilogram). A US imperial gallon of water weighs approximately 8.34 pounds, a UK metric gallon of water weighs approximately 10.91 pounds. 1 Imperial gallon is equal to 4.54609 liters. Water vapor weighs 0.000756182 gram per cubic centimeter or 0.756182 kilogram per cubic ... milligrams, grams, kilograms or tonnes of a selected substance in a liter, gallon, fluid ounce, cubic centimeter or in a cubic inch. This page computes weight of the substance per given volume, and answers the question: How much the substance weighs ...In common US measures, one gallon of water weighs 8.345 pounds. The density of water varies slightly at different temperatures which will impact the weight of for the same volume. How to Calculate the Weight of Water. To find the weight of water, start by finding the density (1 kg/L at 39.2°) and the volume of water.The weight of a gallon of water is about 8.34 pounds. A 5-gallon bottle when full weighs approximately 41.7 pounds. The weight of the empty 5-gallon bottle is typically around 1.4 pounds. The total weight can vary based on the material of the bottle. The weight of a 5-gallon water bottle can be quite hefty, making it a challenge for some …Calculate rounded to 4 digits assuming water at 20° Celsius Note on Units This calculator uses United States customary units which are different from the Imperial units used in the …When we talk about a 5-gallon water bottle, we are referring to a container that can hold 18.9 liters of water. This means that the water alone in the bottle weighs around 18.9 kilograms, which is equivalent to approximately 41.7 pounds. It’s important to note that the density of water can vary slightly with temperature.Analysts have been eager to weigh in on the Industrial Goods sector with new ratings on NOV (NOV – Research Report), Watts Water Technologies (... Analysts have been eager to weigh...The weight of three gallons depends entirely on what is being measured and weighed. The most standard answer to this question, however, is that one gallon of water is 8.34 U.S. pou...
An IMPERIAL Gallon of Water weighs 10 Pounds. The US Gallon weighs about 8.34 pounds. ANSWER is 32 x 10 equals 320 pound weight or 266.9 pounds. How much does bobby brantley weigh?. Ketv 7
Find out how much does a gallon of water weigh at 62 °F (17 °C) using the calculator and the definition of US gallons and pounds. See the table of common gallon sizes and their …Imperial gallon: 0: ... or in a cubic inch. This page computes weight of the substance per given volume, and answers the question: How much the substance weighs per ... Dolomite weighs 1 865 kg/m³ (116.42815 lb/ft³) with specific gravity of 1.865 relative to pure water. Calculate how much of this gravel is required to attain a specific depth ...How heavy is 500 gallons of water? How much does 500 gallons of water weigh? Amount. Unit ... 500 Gallons of Water Weighs; 4,165 pounds : 4,165 pounds, 3.54 ounces: Weight of a gallon of water is about 8.34 pounds (3.78 kg/L). This means that a gallon of water (16 cups) weighs about 128 fluid ounce and this will be about 11-to-12-pound weight (5-5.5 kilogram). A US imperial gallon of …Pixels to em. This on the web one-way conversion tool converts water volume vs. weight units from U.K. gallons of water ( gal Imp. ) into pounds of water ( lb wt. ) instantly online. 1 U.K. gallon of water ( gal Imp. ) = 10.02 pounds of water ( lb wt. ). How many pounds of water ( lb wt. ) are in 1 U.K. gallon of water ( 1 gal Imp.Water weighs 8 pounds per gallon. So, you would multiply 8 by 25 to get the result - you can do the math yourself. How much does 25 liters of water weigh? 25 litres of water weighs 25 kg.When we talk about a 5-gallon water bottle, we are referring to a container that can hold 18.9 liters of water. This means that the water alone in the bottle weighs around 18.9 kilograms, which is equivalent to approximately 41.7 pounds. It’s important to note that the density of water can vary slightly with temperature.A U.S water gallon of water weighs 8.34 pounds. 5 U.S. gallons, therefore, weigh 41.7 pounds. On the other hand, the British imperial gallon weighs 10.022 pounds. Table of ContentsIf you have more gallons or a gallon that contains more than 8.34 pounds of water, you can instantly measure how much your gallon contains water by using this mass of water calculator. Water Weight Per Liter: One liter of water approximately weighs about 2.21 …A gallon of water is slightly heavier than a gallon of milk. Water weighs about 8.34 pounds per gallon, while milk weighs around 8.6 to 8.8 pounds per gallon. How many miles does 1 gallon of diesel get you? The number of miles you can get from 1 gallon of diesel fuel depends on the vehicle’s fuel efficiency.1 UK gallon = 1.201 US gallon, whereas 1 US gallon = 0.8317 UK gallon. 1 gallon is equal to 4 quarts, 8 pints, or 16 cups – so exactly the daily water intake for an …Seawater c. Quartz d. Cubic zirconia e. Obsidian f. Ruby g. Glacial ice h. Amber. Find step-by-step Earth science solutions and your answer to the following textbook question: Gold has a specific gravity of almost 20. A 5-gallon bucket of water weighs 40 pounds.Akeem is carrying water in a bucket, but is unsure how many gallons it holds. He knows that the bucket and water weigh 32.49 pounds together. The bucket alone weighs 2.61 pounds and the water weighs 8.3 pounds per gallon. How many gallons of water is Akeem carrying? Add or divide?Imperial gallon: 0: ... or in a cubic inch. This page computes weight of the substance per given volume, and answers the question: How much the substance weighs per ... Dolomite weighs 1 865 kg/m³ (116.42815 lb/ft³) with specific gravity of 1.865 relative to pure water. Calculate how much of this gravel is required to attain a specific depth ...1 Gallon of Water Weighs. 8.330 pounds. 8 pounds, 5.29 ounces. 133.3 ounces. 3.779 kilograms. rounded to 4 digits. assuming water at 20° Celsius.A half-gallon of milk weighs about 4.3 pounds (or 1.95 kilograms). That’s half the volume, and, you guessed it, half the weight of a full gallon. One gallon of water, on the other hand, weighs 8.345 pounds. So, one gallon of milk actually weighs more than one gallon of water. Milk weighs more than water because of its higher fat content.The resulting value will give you the weight of the fuel. What is the weight of fuel by gallon? The weight of fuel by gallon can vary depending on the specific type of fuel. For example, jet fuel typically weighs around 6.7 to 6.8 pounds per gallon, while gasoline weighs approximately 6 to 6.3 pounds per gallon.Jan 29, 2023 · A gallon of water weighs 8.34 pounds or 3.785 kilograms. To get a specific amount of water in pounds, divide the number of gallons by 8.34. The weight of the liquid is a tricky thing to measure. The truth is, it depends on the density of the liquid. But, there are some ways to estimate the weight of common liquids like water. Water is one of the most abundant substances on the planet. About 70 percent of our planet is covered by oceans, but just how much water is there on Earth? Advertisement There's a ...To find the weight of 100 gallons of water, multiply the number of gallons by the approximate weight per gallon. In this case: 100 gallons x 8.34 pounds/gallon = 834 …30 Gallons of Water Weighs. 249.9 pounds. 249 pounds, 14.6 ounces. 3,999 ounces. 113.4 kilograms. rounded to 4 digits. assuming water at 20° Celsius. .