# Can a volume of a liquid be expressed in liters?

Liters is a standard unit of volume, and is customarily used to express the volume of liquids in most areas of the world. Even in the United States, where the metric system is not as widely used, soda is commonly sold in Liter measured quantities.

### Is it true that volumes of solids can be expressed in liters or milliliters?

Liters and any denomination of liters are a unit of volume. The definition of matter includes that it has to take up space - volume. So you can indeed use liters and milliliters to measure the volume of a solid. However, the alternative is to use meters (cubed) and any denomination of meters to represent volume. You could say that something is 1.00 liters or you could say that the same thing is 1000 cm3.

### What is the dimension of the flow rate?

If you mean flow of liquid, that would be volume / time, for example, liters per minute, or, in SI units, cubic meters per second. If you mean flow of liquid, that would be volume / time, for example, liters per minute, or, in SI units, cubic meters per second. If you mean flow of liquid, that would be volume / time, for example, liters per minute, or, in SI units, cubic meters per second…