Peso Específico
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
γ
About this calculator
The fluid density calculator is a useful tool for determining the relative density of a fluid in relation to water. It uses the simple formula γ = ρg, where γ is the specific gravity, ρ is the fluid density and g is the acceleration of gravity.
This tool is particularly important in various fields, such as engineering, physics and chemistry, where density and specific gravity are fundamental for calculating forces, moments and balances. It is also useful in practical situations, such as determining the flotation or sinking of objects in different fluids.
Note that specific gravity is not the same as density. While density is an absolute measure of mass per volume, specific gravity is a relative measure that takes into account the acceleration of gravity. This means that specific gravity can change depending on the location and gravity.
When using this calculator, make sure that the values of density and acceleration of gravity are accurate, as small variations can significantly affect the result.
Frequently asked questions
What is specific gravity?
Specific gravity is a relative measure that determines the density of a fluid in relation to water. It is calculated by the formula γ = ρg, where γ is the specific gravity, ρ is the fluid density and g is the acceleration of gravity.
When should I use this calculator?
This calculator is useful in various situations, such as engineering, physics and chemistry, where density and specific gravity are fundamental for calculating forces, moments and balances. It is also useful in practical situations, such as determining the flotation or sinking of objects in different fluids.
What is the difference between density and specific gravity?
Density is an absolute measure of mass per volume, while specific gravity is a relative measure that takes into account the acceleration of gravity. This means that specific gravity can change depending on the location and gravity.
How can I ensure that the results are accurate?
Make sure that the values of density and acceleration of gravity are accurate, as small variations can significantly affect the result.