# How do you convert water weight to volume?

While the basic formula for the area of ​​a rectangular shape is length × width, the basic formula for volume is length × width × height. The way you refer to the different dimensions does not change the calculation: you can, for example, use ‘depth’ instead of ‘height’.

## What is the mass of water?

The average mass of a molecule of H2O is 18.02 amu. The number of atoms is an exact number, the number of moles is an exact number; they do not affect the number of significant figures. The average mass of one mole of H2O is 18.02 grams. This is stated: the molar mass of water is 18.02 g/mol.

What is the mass of water in kg? Water has a density of 1 kg/L, that is, 1 liter of water has a mass of exactly 1 kg. Read also : What fruits have no sugar?.

### Is water a mass or weight?

Water in Our Bodies Water makes up a big part of our body and it can show up in numbers. â€œMost of our weight is water,â€ said Neal. “It’s the heaviest thing in our bodies, besides our bones, and it’s one of the first things to go away when you start to lose weight.”