Capacidade calorífica

q = m·c·ΔT.
Created by
Renato Passos, Eng. de Software
Reviewed by
Renato Passos, Eng. de Software

Last updated: Apr 18, 2026

q (J)
20.900

Formula

q = m·c·ΔT

About this calculator

Heat capacity is a physical property that measures the amount of heat required to change the temperature of a substance in a given mass. It is calculated using the formula q = m·c·ΔT, where q is the amount of heat, m is the mass, c is the specific heat capacity, and ΔT is the temperature change. This means that heat capacity depends on the material and its mass.

Heat capacity is important in various fields, such as engineering, physics, and chemistry. It is used to calculate the amount of heat required to heat or cool a system, which is crucial in industrial processes and refrigeration systems. Additionally, heat capacity is also used to understand how materials behave under different temperature conditions.

When working with heat capacity, it is essential to be careful with units of measurement, as they can vary depending on the system used. Furthermore, it is crucial to consider the specific properties of the material in question, as heat capacity can vary significantly between different substances.

In summary, heat capacity is a fundamental property to understand how materials respond to temperature changes. Understanding how to calculate and apply this property is essential in various areas of science and engineering.

Frequently asked questions

What is heat capacity?

Heat capacity is the amount of heat required to change the temperature of a substance in a given mass.

How is heat capacity calculated?

Heat capacity is calculated using the formula q = m·c·ΔT, where q is the amount of heat, m is the mass, c is the specific heat capacity, and ΔT is the temperature change.

What are the units of measurement for heat capacity?

The units of measurement for heat capacity depend on the system used, but are commonly expressed in J/g°C or cal/g°C.

Why is heat capacity important?

Heat capacity is important in various fields, such as engineering, physics, and chemistry, as it is used to calculate the amount of heat required to heat or cool a system.

How does heat capacity vary between different substances?

Heat capacity varies significantly between different substances, depending on their specific properties.

Other Termoquímica calculators