Density (volumetric mass density or specific mass) is the ratio of a substance's mass to its volume. The symbol most often used for density is ρ (the lower case Greek letter rho), although the Latin letter D (or d) can also be used: [1] where ρ is the density, m is the mass, and V is the volume.
Density, mass per unit volume of a substance. The formula for density is d=M/V, where d is density, M is mass, and V is volume. Density is commonly expressed in units of gram per cubic centimeter. For example, the density of water is 1 gram per cubic centimeter.
Learn the core concepts and math behind density in chemistry. This tutorial explains the density formula, units, and real-world applications to help students master this essential property of matter.
To understand density, we start with a very simple question: how much stuff is packed into a given amount of space? In scientific terms, density is defined as mass per unit volume.
Density is a physical property that is defined as a substance’s mass divided by its volume: Density is usually a measured property of a substance. Notice that density is defined in terms of two dissimilar units, mass and volume. That means that density overall has derived units, just like velocity.
Short Answer Density is a physical property of matter that tells us how much mass is present in a given volume of a substance. In simple words, it shows how tightly the particles of a material are packed. A substance with high density has particles packed closely together, while a substance with low density has particles spread farther apart. Density helps compare different materials. For ...
Learn about density as the relationship between mass and volume and how to calculate and compare the densities of different materials. Explore how density explains why some objects float while others sink and how density varies with temperature.
What Is Density? The density of material shows the denseness of that material in a specific given area. A material’s density is defined as its mass per unit volume. Density is essentially a measurement of how tightly matter is packed together. It is a unique physical property of a particular object.
These differences in density explain everyday phenomena like floating and sinking, as well as engineering choices such as why airplanes are not built out of very dense metals.