7. Gases

Chemistry Gas Laws

How to Use Each Gas Law | Study Chemistry With Us

The Ideal Gas Law can be used to determine each of the Chemistry Gas Laws

You have a sample of gas in a container with a movable piston,
such as the one in the drawing.
(b) Redraw the container to show what it might look
like if the external pressure on the piston is increased from
101.3 kPa to 202.7 kPa while the temperature is kept constant.
<img src="https://lightcat-files.s3.amazonaws.com/problem_images/b0c06eb5d8e61cd7-1660659295366.jpg" alt="" />

The law is named after the same person as the number 6.022 &#215;1023.

 Think about the number that converts from moles to number of particles. 

The gas law that states that the volume of a gas is directly proportional to its amount in moles under conditions of constant pressure and temperature is known as

Chemistry: Boyle's Law (Gas Laws) with 2 examples | Homework Tutor

Gas Laws

A 10.0 L cylinder with a movable piston exerts 3.00 atm of pressure. What will happen to the pressure if the volume of the container increases to 20.0 L? a) It will double &nbsp;b) It will decrease by half &nbsp;&nbsp;c) It will increase slightly &nbsp; &nbsp;d) No change

Show the approximate level of the movable piston in drawings 
(a), (b), and (c) after the indicated changes have been 
made to the gas.
<img src="https://lightcat-files.s3.amazonaws.com/problem_images/c3353f91cfb92032-1669237782152.jpg" alt="" />

Understanding Gas Laws

Assume that you have a sample of gas in a cylinder with a 
movable piston, as shown in the following drawing: 
 
Redraw the apparatus to show what the sample will look like 
after (b) the pressure is increased from 1 atm 
to 2 atm at constant temperature

Chemistry Gas Laws Example 1

P-V Relationships

Assume that you have a sample of gas in a cylinder with a
movable piston, as shown in the following drawing:
<img src="https://lightcat-files.s3.amazonaws.com/problem_images/c0851c011f402e3e-1669227355475.jpg" alt="" />
Redraw the apparatus to show what the sample will look like
after (a) the temperature is increased from 300 K to 450 K
at constant pressure

Boyle's Law

(a) Amonton’s law expresses the relationship between pressure
and temperature. Use Charles’s law and Boyle’s law to derive
the proportionality relationship between P and T.

The Gas Laws

How to Use the Ideal Gas Law at STP

A sealed container with a movable piston contains a gas with a pressure of 1380 torr, a volume of 820 mL and a temperature of 31°C. What would the volume be if the new pressure is now 2.83 atm, while the temperature decreased to 25°C?

Ideal Gas Law Introduction

Assume that you have a cylinder with a movable piston. What
would happen to the gas pressure inside the cylinder if you
were to do the following?
(b) Reduce the amount of gas by one-third while holding
the temperature and volume constant

Chemistry: Charles's Law (Gas Laws) with 2 examples | Homework Tutor

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Partial Pressure

Partial Pressure (PGas) is the pressure exerted by an individual gas within a container.

Velocity Distributions

Velocity Distributions represent probability distributions for a gas when examining their molar mass and temperature.

Mole Fraction

Mole Fraction (X) represents the mole component by total moles.&nbsp;

Mole Fraction -

The Ideal Gas Law Derivations

The&nbsp;Ideal Gas Law Derivations are a convenient way to solve gas calculations involving 2 sets of the same variables.&nbsp;

Root Mean Square Speed

Root Mean Square Speed&nbsp;allows for the determination of the velocity of 1 type of gas molecule.

The Ideal Gas Law: Density

Under certain conditions of pressure and temperature, the Ideal Gas Law can determine the density&nbsp;of a gas.&nbsp;

Effusion

Effusion is the escaping of gas molecules or atoms through a pinhole.&nbsp;

Kinetic Energy of Gases

Kinetic Energy is the energy an object possesses due to its motion.

Gas Stoichiometry

Gas Stoichiometry involves chemical reactions that contain gases.

The Ideal Gas Law

The Ideal Gas Law formula relates the behavior of gases under varying conditions of pressure, volume, moles and temperature.

Chemistry Gas Laws: Combined Gas Law

The Combined Gas Law&nbsp;is created from “combining” Boyle’s Law, Charles’ Law, and Gay–Lussac’s Law.

Pressure Units

Pressure is the force that is exerted within a given volume of space.&nbsp;

Kinetic Molecular Theory

A gas is seen as a collection of molecules or individual atoms that are in constant motion. The Kinetic-Molecular Theory tries to use data of real gases to predict how an ideal gas would behave if they existed.&nbsp;&nbsp;

Standard Temperature and Pressure

In order to accurately study the effect that changes in pressure, temperature and moles have on volume, chemists will often run their experiments under Standard Temperature and Pressure.&nbsp;

The Ideal Gas Law Applications

The Ideal Gas Law Applications establish both the direct and inverse relationships between the Ideal Gas Law variables.

Maxwell-Boltzmann Distribution

The Maxwell-Boltzmann Distribution is a probability distribution curve that describes the speed of a gas at a specific temperature.

Chemistry Gas Laws&nbsp;are laws that relate together the pressure, volume and temperature of a gas.

The Ideal Gas Law: Molar Mass

The Ideal Gas Law can be further extended to find the molar mass of a gas.&nbsp;

Van der Waals Equation

The&nbsp;Van der Waals Equation is used when dealing with real, non-ideal gases.&nbsp;

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