One cup of water weighs approximately 8 ounces, which is equal to 225 grams. One cup holds 225 milliliters of water. The volume and weight of 1 cup of water are the same number under the metric system because the density of water is 1 gram per milliliter. A 3-liter bottle of water typically weighs around 6.61 pounds or 105.82 ounces. How much does 4 liters of water weigh? Four liters of water weigh approximately 8.81 pounds or 141.10 ounces. How much weight is 32 oz of water? Thirty-two ounces of water weigh approximately 2 pounds or 0.91 kilograms. How many liters is 32 ounces? Now that you know how much different domination of the U.S. dollar weighs, let's answer the billion-dollar question, how much does a billion dollars weigh? It depends. Is the amount in coins or paper bills? Which denominations are at hand? For example, one billion dollars in $100 bills (1 gram each) would weigh 10 tons — approximately 22,046 If you are dealing with other units, say pounds, as a unit of weight, 'then 1 kg corresponds to 2.21 lb at sea level in the sense that the weight of 1 kg is 2.21 lb at sea level. Similarly 1 lb corresponds to 453.6 g and 1 oz to 28.35 g' (Beiser, A. Physics, 5th ed, Addison Wesley, 1992) This on the web one-way conversion tool converts water volume vs. weight units from US fluid ounces of water ( fl-oz ) into pounds of water ( lb wt. ) instantly online. 1 US fluid ounce of water ( fl-oz ) = 0.065 pounds of water ( lb wt. ). 2. Divide your body weight in half. Divide your weight by half to find out how many ounces of water you should drink each day. Advertisement. For example, if you weigh 150 pounds: 1/2 = 75 ounces. So for someone who weighs 150 pounds, drinking 75 ounces of water per day would be optimal. 3. Activity Levels. How much does 1 fluid oz of water weigh? 28.35 g. This made the mass of a fluid ounce of water approximately one avoirdupois ounce (28.35 g), a relationship which remains approximately valid today despite the imperial gallon’s definition being slightly revised to be 4.54609 litres (thus making the imperial fluid ounce exactly 28.4130625 ml). However, 20 fluid ounces of water weighs 1.303968 pounds (591.47058 grams). Twenty ounces is equal to 1.25 pounds. However, this does not include the weight of the bottle which may differ between If you take a cup of water (8 oz) and put it on a scale, it will read 8 oz. This is considered “fluid ounces” and water is the base for all fluid ounces. But if you think about oil, it floats on top of water. That is because oil is less dense than water. It will weigh less if you put a cup of oil next to a cup of water on a scale. Pounds of Silver. This will calculate the value of a certain weight of silver in U.S. Dollars, British Pounds, and Euros. It supports different units such as ounces, pounds, grams, and kilograms. Just type into the box and hit the calculate button. ImU4F.