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All you ever wanted to know

Asked by Darius Hawkins

Robert Curry

BA, Contributor

What is a real life example of combined gas law? **If a balloon is filled with helium on the surface of the earth, it will have a certain pressure, temperature, and volume**. If the balloon is let go, it will rise. Further up in the air, the temperature and air pressure begin to drop.

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What are the 3 laws of gas?

The gas laws consist of three primary laws: **Charles' Law, Boyle's Law and Avogadro's Law** (all of which will later combine into the General Gas Equation and Ideal Gas Law).

Who made the combined gas law?

In 1834, **French physicist Benoît Paul Émile Clapeyron** combined the old gas laws into one single law which was called combined gas law.

What does combined gas law state?

The Combined Gas Law states that **a gas pressure x volume x temperature = constant**. ... the first one being Boyle's law and it talks about the relationship between pressure and volume of a particular gas. The next one should be Charles law which talks about the volume and temperature of a particular gas.

What is a real life example of Avogadro's law?

Example of Avogadro's Law in Everyday Life

The best example of Avogadro's law is **blowing up a balloon**. The balloon's volume increases as you add moles of gas. Similarly, when you deflate a balloon, gas leaves the balloon and its volume shrinks.

What is the difference between ideal gas law and combined gas law?

The combined gas law relates the variables pressure, temperature, and volume whereas the ideal gas law relates these three including the **number of moles**.

What is Avogadro's Law in simple terms?

Avogadro's law, **a statement that under the same conditions of temperature and pressure, equal volumes of different gases contain an equal number of molecules**. This empirical relation can be derived from the kinetic theory of gases under the assumption of a perfect (ideal) gas.

What are the 5 gas laws?

Gas Laws: **Boyle's Law, Charle's Law, Gay-Lussac's Law, Avogadro's Law**.

What are the main applications of Avogadro's law?

(a) Applications of Avogadro's Law : (1) **It explains Gay-Lussac's law.** (2) It determines atomicity of the gases. (3) It determines the molecular formula of a gas.

What is K in ideal gas law?

The ideal gas law can be written in terms of the number of molecules of gas: PV = NkT, where P is pressure, V is volume, T is temperature, N is number of molecules, and k is the **Boltzmann constant k = 1.38 × 10 ^{}^{23} J/K**. A mole is the number of atoms in a 12-g sample of carbon-12.

Why is Avogadro's law important?

Avogadro's law investigates the relationship between the amount of gas (n) and volume (v). It's a direct relationship, meaning the volume of a gas is directly propotional to the number of moles the gas sample present. The law is important because **helps us save time and money in the long-run**.

What does Boyles law state?

This empirical relation, formulated by the physicist Robert Boyle in 1662, states that **the pressure (p) of a given quantity of gas varies inversely with its volume (v) at constant temperature**; i.e., in equation form, pv = k, a constant. ...

What is PV nRT called?

The **ideal gas law** (PV = nRT) relates the macroscopic properties of ideal gases.

Do units matter combined gas law?

The constant, k, will also depend on the number of moles and could therefore vary. Any units will work here for pressure and volume but the temperature must be absolute (Kelvin). ...

Which equation is derived from the combined gas law ABCD?

This is known as Boyle's law. **P1 V1=P2 V2 PV =a constant P inversely proportional to 1/V at constant T**. PV = a constant T. This is mathematical equation or algebraic law for Boyele's law.

What units are used for combined gas law?

Explanation: ... beyond that we use convenient units of pressure and volume. For chemists, these are typically **mm?Hg** , where 1?atm?760?mm?Hg ...and litres ... 1?L?1000?cm3?10?3?m3 ....

What is combined gas law drive it?

The combined gas law combines the three gas laws: Boyle's Law, Charles' Law, and Gay-Lussac's Law. It states that **the ratio of the product of pressure and volume and the absolute temperature of a gas is equal to a constant**. When Avogadro's law is added to the combined gas law, the ideal gas law results.

How are the three gas laws combined?

Gay-Lussac's law states that at constant volume, the pressure of a gas is directly proportional to the absolute temperature, P?T at constant V. These three gas laws can be combined into a so-called combined gas law, **P1V1T1=P2V2T2**.

Why is the combined gas law important?

The combined gas law allows **you to derive any of the relationships needed by combining all of the changeable peices in the ideal gas law**: namely pressure, temperature and volume.

Which equation represents the combined gas law?

The combined gas law is an amalgamation of the three previously known laws which are- Boyle's law PV = K, **the volume is directly proportional to its absolute temperature**, assuming in a closed system.https://en.wikipedia.org wiki Gas_lawsGas laws - Wikipedia V/T = K, and Gay-Lussac's law P/T = K. Therefore, the formula of combined gas law is **PV/T = K**, Where P = pressure, T = temperature, V = volume, K is constant.