Cinética 0ª ordem
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
0ª ordem
About this calculator
The 0th order concentration calculator is a useful tool for advanced kinetic calculations. It uses the 0th order kinetic formula: A = A₀ - kt, where A is the final concentration, A₀ is the initial concentration, k is the reaction rate constant and t is the time.
This calculator is suitable for cases where the reaction is of first-order, meaning the reaction rate is proportional to the concentration of the substance. It helps calculate the final concentration of a substance from the initial concentration, reaction rate constant and time.
A common care when using this calculator is to ensure that the concentration values are expressed in compatible units, such as mol/L or g/L. Additionally, it is essential to have knowledge of the underlying formula and principles of chemical kinetics to obtain accurate results.
Frequently asked questions
What is the order of reaction?
The order of reaction is the degree to which the reaction rate depends on the concentration of a substance. In zero-order reactions, the reaction rate does not depend on the concentration of the substance.
When to use the 0th order concentration calculator?
Use this calculator when the reaction is of first-order and you need to calculate the final concentration from the initial concentration, reaction rate constant and time.
What is the reaction rate constant (k)?
The reaction rate constant (k) is a constant that describes the reaction rate in a chemical reaction. It is measured in units of time^{-1} (for example, s^{-1} or min^{-1}).
How do I know if the reaction is of first-order?
Check if the reaction rate is proportional to the concentration of the substance. If it is, the reaction is of first-order and you can use the 0th order concentration calculator.