Ideal gas law

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The Ideal Gas Law relates several variables of state of an ideal gas with the following equation: P V = n R T, where P is the pressure of the gas in atmospheres, V is the volume of the gas in liters, n is moles of the gas, and T is the temperature of the gas in Kelvin degrees. R is the ideal gas constant. The Ideal Gas Law is a combined summary of Boyle’s Law, Charles’s Law, and the Avogadro’s Law. This Law works best under low pressure, room temperature (298K) environments because these environments allow gases to behave ideally, namely to assume that these gas molecules are point masses with no significant volume, experience little interaction with each other, and that all collisions (whether with each other or with the walls of the container)…

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A flask will be filled to its max capacity and then filled with that gas. After that, the ideal gas law will be used to find mm (the molecular mass of a substance). The equation will be changed to mm=gRT/PV instead of the usual PV=nRT. There are several gas laws exhibited in this experiment. Dalton’s Law of Partial Pressures allows us to determine the pressure of the gas by subtracting the water vapor pressure from the total pressure of the flask. The total pressure would be the barometric…

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Gases, solids, and liquids are the three states that a substance can exist as. A gas does not maintain shape and volume. Gases expand to fit and fill the container. While a liquid maintains volume, but not shape and fits the shape of the container it is placed in. Solids can maintain both volume and shape. When a gas exerts force on the walls of a container, this is known as its pressure. Pressure varies based on temperature and volume. Many gas laws were used within this experiment, such as…

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Fig.\ref{Str_1_T} compares the jet trajectory measurement for the open nozzle configuration at the two blower velocities. Fig.\ref{Str_1_W} compares the weight distribution along the centerline axis, normalized with respect to the total mass distributed. Fig.\ref{Profiles_1}.a shows the centerline profile of the straw distribution on the ground, normalized to their respective maximum weights and Fig.\ref{Profiles_1}.b shows the jet spreading along curvilinear trajectory $\zeta$.…

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A gas is a piece of matter that fills the shape of the container that it is in. It always has a uniform density inside the container even in the presence of gravity and no matter how much substance is in it. The atoms in a gas are not compressed unlike liquids and solids and move freely among each other. Even though they are not compressed, they ARE ABLE to be compressed in order to reduce its volume. When gas is heated, it gains kinetic energy, which makes the atoms move more rapidly. And when…

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during “Deflate-gate.” As stated in the article, Deflation Experiments Show Patriots May Have a Point After All, “In the experiment, the deflation of the footballs was close to the larger, correctly calculated value. When Healy moistened the balls to mimic the effects of the rainy weather that day, the pressure dropped even further, close to the deflation of 2 pounds per square inch that the N.F.L. is believed to have found” (Glanz, 2015). Without considering the laws of gas and physics one…

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composition is 781,000ppmv. The mass mixing ratio is the volume mixing ratio multiplied by the molecular mass of nitrogen all divided by the molecular mass of air. As the molecular mass of air, 28.8g, is higher than the molecular mass of nitrogen, 28g, the mass mixing ratio would be lower than the volume mixing ratio. a) m=F/a m=101300/9.8=10,336 An estimate of the total mass of a column of the atmosphere with a base area of 1m2 is 10,336kg. b) for a 1m2 column at average surface…

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calculations and results. The first experiment studied the relationship between volume and pressure, while keeping the amount of the gas sample and temperature constant. Table 1 shows the atmospheric pressure recorded during the experiment. Atmospheric Pressure (mm Hg) 644.0 mm Hg Table 1. Atmospheric pressure was recorded using barometer in lab next door. This atmospheric pressure is of the lab next door, and is not the atmospheric pressure in which the experiment took place. Possible errors…

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Boyle's Law

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Unlike solids and liquids, gases are known to have both variable volume and pressure. The gas laws were formulated in the late 18th century by various scientists to develop a relationship between the volume, pressure, temperature, and the number of moles of a gas.1 This has allowed scientists today to manipulate these variables in controlled lab settings, to utilize these laws in new innovations such as ventilation systems, and to explain observed biological phenomenon like breathing. Boyle’s…

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Stp Lab

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of one mole of H_(2(g)) at STP. In a way, the problem is essential in understanding how one mole of an ideal gas at STP is always equivalent to 22.4 L. By determining if the volume of a mole of H_(2(g)) is 22.4 L, it supports Avogadro’s law that one mole of an ideal gas occupies 22.4 L at STP. At the same time, it indicates that a direct relationship exists between volume and the number of moles of gas as temperature and pressure stays constant. One real world application of the importance of…

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