# Combined Gas Law Formula

## Combined Gas Law Formula

The formula for the combined gas law is the topic of this article. The three gas laws are integrated into one statute known as the “Combined Gas Law Formula. These three laws are also known as Charles’ Law, Gay-Lussac Law, and Boyle’s Law. Therefore, this law is a combination of the first three laws that were discovered.

Additionally, according to this law, the proportion between the gas’s absolute temperature and the product of its volume and pressure is constant. The ideal gas law is produced when Avogadro’s law is added to the Combined Gas Law Formula, which is particularly notable. The combined gas law has no recognised discoverer.

Simply put, the Combined Gas Law Formula combines the previous gas laws. Furthermore, this law is true even when volume, pressure, and temperature are kept constant. The correlations between temperature, pressure, and volume are utilised by this law.

What is Combined Gas Law?

Imagine a diver who starts a dive with his lungs full of air in order to adequately comprehend the Combined Gas Law Formula. Additionally, the pressure in his lungs increases as he descends farther underwater.

The air in the lungs becomes compressed as this pressure increases. As a result, the volume drops. This is where Boyle’s law, which stipulates that reduced volume results from increased pressure, comes into play.

Consider a second scenario in which a motorist is travelling down a road. The temperature inside the tyre rises gradually. As a result, as the air inside the tyre expands, so does the pressure.This is an illustration of the Gay-Lussac law.

A balloon in the refrigerator is another illustration. The gas volume within the balloon naturally reduces as the balloon’s temperature drops in the refrigerator.

Once it is released, the balloon shrinks back to its original size. In a similar way, when the temperature rises, the volume also rises as a result. This demonstrates how Charles’ law works.

The Combined Gas Law Formula, which is obtained by combining the aforementioned three laws, demonstrates that:

Volume and pressure are actually inversely proportional.

Temperature and pressure are inversely correlated.

Temperature and volume are directly inversely related.

### Combined Gas Law Formula

The three previously established laws, Boyle’s law PV = K, Charles law V/T = K, and Gay-law Lussac’s P/T = K, are combined to form the Combined Gas Law Formula. Consequently, PV/T = K is the Combined Gas Law Formula.

P is for pressure, T is for temperature, V is for volume, and K is constant.

The Combined Gas Law Formula can be changed to compare two sets of conditions in a single substance. The values for temperature (T), pressure (P), and volume (V) in the equation with subscripts of one are indicative of the beginning state. Additionally, those with a subscript of two are an accurate representation of the ultimate state.