The law describes that when the pressure of a gas remains the same/constant, the volume of the gas is directly proportional to the temperature. This means that when the volume increases, the temperature increases, and oppositely the same would happen if the the volume had decreased.
In the experiment, the law supports my results because when the volume increased, so did the temperature.
Furthermore, if the volume of the gas decreased all the way to zero then there will be no gas produced from that point and the temperature will go negative. It will continue to go negative all the way down until it reaches absolute zero.
At absolute zero, the atoms of the gas will have zero temperature. This means that the kinetic energy of the atoms will
• These particles are much smaller than the distance between particles, therefore the volume of a gas is mostly empty space and the volume of the gas molecule themselves is negligible. • There is no force of attraction between gas particles or between the particles and the walls of the container. • Collisions between
In this experiment my group “supported” The Law of Conservation of Mass because, in our closed system experiment the mass didn't change. For this experiment we had to calculate the mass of all of the materials that we used along with the bag before the experiment occurred. After the experiment the groups had to take find the mass of the bag and the substances. During this experiment you had to have the ziplock bag closed to make sure that none of the substances, if turned into gases, would be contained in the bag. For that reason the mass should stay the same as stated in the Law of Conservation of Mass.
Goals & Interventions: 1. Nursing Diagnosis: Impaired gas exchange r/t exacerbation of COPD a.e.b. wheezing in patient’s throughout. Goals/outcomes: Patient will maintain adequate ventilation and have clear breath sounds within 24 hours upon auscultation. Goal met within 24 hours of initial respiratory assessment and maintained over a 24 hour period 10/26/2015.
This would cause the temperature change to be less extreme because not all of the solution would be
The science behind this is very simple, it involves the behavior of gases. Atoms in a gas is free flowing. They respond and move faster when there is heat, and slower when it is cooler because of a loss of energy. It then changes the pressure of the gas, as the atoms in a certain volume of gas changes. In this experiment, we heated to can with water in it until it was boiling, which
This experiment demonstrated water density because the cold water moved beneath the hot water, because it is denser. 5. Was your hypothesis supported or refuted? Explain.
In reactions, this law says that the mass of the original substance is the same after going through a reaction. This is shown with balanced chemical equations. It is needed so that the mass of the product is equivalent to the mass of the reactants. Mole ratio is the ratio of moles of one substance to the moles of another substance in a balanced equation.
The control in the experiment is water. Units used while timing the productivity of gas from an Alka-Seltzer tablet in different temperatures is, seconds. In order to find out if temperature controls the rate of chemical reaction, whether hot water is a more effective way to make the gas produce at a faster speed, it would be necessary to compare the results of different temperatures at the end of each trial. In order to do this the scientists will measure the volume of gas that is produced within a 10 second interval time after the tablet begins to react.
In the next steps the density of water between 30-40 °C, 40-50 °C and 50-60 °C was measured. Then our results ρ vs T and also density vs temperature values given in the Steam Tables were plotted on the same graph in order to compare. In the second part the density of water was measured by density bottle. The densities obtained from the experiment are 995, 992.5, 991, 990 kg/m3 for the first part and
How does the amount of baking soda mixed with vinegar affect the volume of gas produced per 10 seconds? A reaction is when (usually) a solute acts on a solvent to create a reaction. An example of a reaction is an explosion, Here we will be using baking soda and vinegar which are our two components which will cause for a reaction to take place. Reactions can be affected by several things such as temperature, concentration and the presence or absence of a catalyst which is a substance which can increase the rate of reaction.
Based on the obtained results from the experiment, the unknown liquid was determined to be methanol. The results were very close to the theoretical values, all within 15.92 % error. In this experiment it showed that the methanol have different intermolecular forces at work and at different vapor pressures implying that the amount of intermolecular forces they exhibit affects the vapor pressure. Possible source of error that occurred throughout the experiment was that the temperature was hard to control leading to the variances between the temperature of the reading in the water bath and the actual temperature causing slight changes in the vapor
What is the effect of surface area to volume ratio on the rate of diffusion of the colour from the agar jelly cube? INTRODUCTION: Diffusion is the movement of spreading particles from high concentration to low concentration in an environment such as a cell. This major procedure is used in cells to source them with nutrients, water, oxygen, and to transport unwanted wastes such as carbon dioxide out of the cell or to different cellular organelles.
Bernoulli’s theorem is a special application of the laws of motion and energy. The principle equation describes the pressure measured at any point in a fluid, which can be a gas or a liquid, to the density and the velocity of the specified flow. The theorem can be explained by the means of imagining a particle in a cylindrical pipe. If the pressure on both sides of the particle in the pipe is equal, the particle will be stationary and in equilibrium.
After completing this stimulation I learned that the more kinetic energy a molecule has, the greater its temperature will be and the more it will move. In a solid the molecules move slowly and stay close together, they have less kinetic energy than in a liquid and a gas. In a liquid, the molecules move faster than in a solid, but slower than in a liquid and have more space to move than in a solid state. In a gas, the molecules move faster and more freely than in a solid or liquid state, meaning they have more kinetic energy. During the stimulation, I noticed that the greatest temperatures were always gasses and the coolest were always solids.
The volume, temperature and pressure exerted by a particular gas are highly dependent on one another. This is explained by several Gas Laws. Boyle’s Law states that when the temperature is kept constant, pressure of gas is inversely proportional to the volume. Relating this principle to molar volume, the higher the pressure, the smaller the volume the gas particles occupies. When the volume of the container enclosing the gas is reduced, there are more gas particles per unit volume.