What is how heavy is 16 oz of water?

16 oz of water is equivalent to 1 pound or 0.45 kilograms. Water has a density of 1 gram per cubic centimeter or 1 kilogram per liter. Therefore, the weight of water can be easily calculated by multiplying the volume of water by its density. In this case, 16 oz of water would be approximately 473.2 milliliters or 0.4732 liters. When converted to kilograms, this amount of water would weigh 0.4732 kilograms or 0.45 kilograms rounded to two decimal places.