To understand how much 16 ounces of water weighs in pounds, we first need to know the conversion between ounces and pounds. There are 16 ounces in a pound. Therefore, if you have 16 ounces of water, it weighs exactly one pound.
This is because water has a density of approximately 1 ounce per fluid ounce at room temperature, meaning 1 fluid ounce of water weighs about 1 ounce. Since we have 16 fluid ounces in 16 ounces, the total weight is equal to 16 ounces divided by the number of ounces in a pound, which is also 16. Thus, 16 oz of water equals 1 lb.