Gas Laws Lab
Introduction:
The four basic physical properties of a gas sample are pressure, volume, temperature, and number of moles. The volume simply indicates the volume of the container since a gas will take up all space available to it. The temperature indicates the average kinetic energy of the gas particles. For gases, the temperature must be converted to the Kelvin unit. The pressure of the gas indicates the number of collisions with each other and the wall of the container. The number of moles indicates the amount of gas particles.

Gases do not have a definite shape of volume. Gases spread out into their container and occupy the entire volume available, which means they are free to move around and have large amounts of empty space. In many chemical reactions, gases are produced; for example, reactions involving metal carbonates that react with an acid produce gaseous carbon dioxide. Objective:

To determine the volume of gas produced from a reaction between a metal carbonate and acid and to determine the identity of an unknown carbonate salt.

Pre-Lab Questions:
1. If you increase the temperature what happens to the speed of the particles? Explain. 2. What is the formula to convert Celsius temperature to Kelvin? a. °C+273.15=K
3. What are the standard conditions for a gas? Are you at standard conditions in the lab? 4. Boyle’s Law - The principle that the volume of a given mass of an ideal gas is inversely proportional to its pressure, as long as temperature remains constant. Boyle's law is a subcase of the ideal gas law. P1V1 = P2V2 Charles’ Law – The law of volumes. The volume of a fixed amount of gas at constant pressure is directly proportional to the Kelvin temperature of the gas. (Temperature must be in Kelvin). V1T1= V2T2 V/T = K V1T2 = V2T1 Gay-Lussac’s Law – Pressure is directly proportional to temperature if the volume is constant. P1/T1 = P2/T2 5. What is the Ideal Gas Law in formula form? What is the...

...Gaslaws have an impact on several aspects of our lives. The S.T.E.M I decided to explore deals a great deal in thermodynamics in the gaslaw I chose chemistry. First off I have to explain what is the broad practice of chemistry. Chemistry, a branch of physical science, is the study of the composition, properties and behavior of matter. Chemistry is concerned with atoms and their interactions with other atoms, and particularly with the properties of chemical bonds. Chemistry is also concerned with the interactions between atoms and various forms of energy Chemistry is sometimes called "the central science" because it bridges other natural sciences like physics, geology and biology with each other. Chemistry is a branch of physical science but distinct from physics. The origin of the word chemistry has been much disputed. The origin of chemistry can be traced to certain practices, known as alchemy, The scientific discipline that intersects the areas of chemistry and physic is commonly known as physical chemistry, and it is in that area that a thorough study of thermodynamics takes place. Physics concerns itself heavily with the mechanics of events in nature. Certainly changes in energy however measured, whether it be heat, light, work are clearly physical events that also have a chemical nature to them. Thermodynamics is the study of energy changes accompanying physical and chemical changes. From temperature, meaning...

...GASLAWS
GROUP 1
Sheena Mae Agustin
Hans Alcantara
Renzo Bren Ado
Miguel Afable
Ron J Advincula
De La Salle University - Dasmariñas
Dasmariñas, Cavite Philippines
ABSTRACT
Gases behave in a similar way over a wide variety of conditions because to a good approximationthey all have molecules which are widely spaced, and nowadays the equation of state for an ideal gas isderived from kinetic theory. The combinedgaslaw or general gas equation is formed by the combination of the three laws, and shows the relationship between the pressure, volume, and temperature for a fixed mass of gas. The GasLaws that have been subject to testing were Combined GasLaw and Graham’s Law.
INTRODUCTION
The combined gaslaws a gaslaw which combines Charles's law, Boyle's law, and Gay-Lussac's law. These laws each relate one thermodynamic variable to another mathematically whileholding everything else constant. Charles's law states that volume and temperature are directlyproportional to each other as long as pressure is held constant. Boyle's law asserts that pressure andvolume are inversely proportional to each other at fixed temperature....

...130 Laboratory Section: ________
Page 1
Name ______________________
Evaluation of the GasLaw Constant
Objectives In this experiment, we will determine the Ideal Gas Constant, R, which relates the number of moles of gas present to its volume, pressure and absolute temperature. Background To see how "R" was derived, we must look at the proportionalities defined by the other fundamental gaslaws. For example, Charles' Law showed us that the volume of a gas sample is proportional to its absolute temperature at constant pressure. Thus V ∝ T abs . In addition, Boyle's Law states that the volume of a gas sample is proportional to the inverse of 1 its pressure at constant temperature. That is, V ∝ P . If we include the fact that Avogadro's Law states in effect that the volume of a gas sample is proportional to the number of moles of gas, n, at constant temperature and pressure we have V∝n . Combining these three proportionalities into one produces the following: V∝
nT P
where T is the absolute temperature. Note that any proportionality can be made into an equality if we derive the proper 'proportionality constant'. In this case we will use the symbol "R" to represent this constant. This transforms the above proportionality into the following equality. V = ”R”( nT ) P The value for "R"...

...objective of this lab was to determine the relationship (if any), between the pressure and volume of a gas given the temperature and # of molecules remained constant. Using the Boyle's law apparatus, and textbooks to demonstrate pressure it was concluded that there was a relationship between pressure and volume. However, the relationship was not a direct relationship, and it was determined that the pressure and volume of a gas are inversely proportioned. Thus,proving Boyle's theory correct.
Introduction
Objectives: The main objective of this lab was to determine the relationship between the volume and pressure when the temperature and number of molecules remains the same throughout. Other minor objectives of this lab were to determine any possible source of error, so there is more awareness of these errors when conducting another experiment.
Theory: Gases are matter with no definite volume or shape. They will take on the volume and shape of whatever they are being contained in. There are three gaslaws. The first is Boyle's Law. Boyle's law states that at a maintained temperature, and number of molecules, the volume and pressure of a gas are inversely proportional to each other. Which simply means that the higher the pressure is on a gas, the lower the volume of the gas...

...Introduction
A gas is the state of matter that is characterized by having neither a fixed shape nor a fixed volume. Gases exert pressure, are compressible, have low densities and diffuse rapidly when mixed with other gases. On a microscopic level, the molecules (or atoms) in a gas are separated by large distances and are in constant, random motion. When dealing with gases, the Ideal GasLaw equation is the most famous equation used to relate all the factors in dealing and solving the problem. The four factors or variables for gas are: pressure (P), volume (V), number of mole of gas (n), and temperature (T), and the constant in the equation is R, known as the gas constant.
The Ideal Gaslaw equation which is pV=nRT is obtained by combining the three GasLaws: Boyle’s Law, Charles’s Law and Avogadro’s Law. Boyle’s Law describes the inverse proportional relationship between pressure and volume at a constant temperature and a fixed amount of gas. Charles's Law describes the directly proportional relationship between the volume and temperature (in Kelvin) of a fixed amount of gas, when the pressure is held constant. Avogadro’s Law describes that volume of a gas is directly proportional to the...

...GasLaws
Name
Institution
The 3 GasLaws
Introduction
The three gaslaws include: Gay-Lussac’s law, Boyle’s law and Charles’ law. When combined with Avogadro’s law the three laws can be generalized by the ideal gaslaw. Gases possess observable properties which include, mass, pressure (P), thermodynamic temperature (T) and volume (V). These properties are related to each other and the state of a gas is determined by their values. The three laws are derived from these properties.
Discussion
Boyle’s gaslaw
Boyle’s law relates the volume and pressure of an ideal gas. It states that when the temperature of a given mass of a confined gas is held constant, its pressure and volume are inversely proportional. In other words, the product of absolute pressure and volume is nearly constant and exactly a constant for an ideal gas (Stoker, 2013).
The mathematical equation for Boyle's law is:
PV = k
Where:
P denotes the pressure of the system.
V denotes the volume of the gas.
K is a constant value representative of the pressure and volume of the system.
Explanation
Provided a fixed quantity of gas is kept in its original temperature,...

...BOYLE’S LAW AND THE EMPTY SPACE IN AIR
Laboratory Report 1:
Chemistry 1502ENG
Date of Experiment: 17/08/2010
Due Date: 31/08/2010
Introduction:
In comparison to solids and liquids, gases have many distinctive characteristics such as, it’s compressibility and it’s ability to obtain the volume (shape) of its container. Such properties of gases are vital to society and industries for essential science based theory. Boyle’s Law sometimes referred as the Boyle-Mariotte Law is one of several gaslaws as well as a special case of the Ideal GasLaw. Generally, Boyle’s laws explain the inversely comparative relationship among the complete pressure and capacity of gas, if the temperature is reserved in stable within a closed system. The mathematical expression for Boyles Law is:
V=K(1/P) or PV=K (Constant T and n)
Where, P and V are the pressure and volume of the gas sample respectively. K is a constant and dependent of the temperature (T) and the amount of gas (n, moles).
The Graph below successfully indicates Boyle’s Law visually:
A: Volume Verses Pressure
B: Volume Verses 1/P
Part I of this experiment was specifically designed to validate Boyle’s Law, through the use of a homemade barometer. The open-end tube of the barometer, when moved to different...