Gas cylinder A has a volume of 49.2 LL and contains N2(g)N2(g) at 8.26 atmatm at 25∘C∘C. Gas cylinder B, of unknown volume, contains He(g)He(g) at 9.48 atmatm and 25∘C∘C. When the two cylinders are connected and the gases mixed, the pressure in each cylinder becomes 8.75 atmatm . |
Part A What is the volume of cylinder B? |
Gas cylinder A has a volume of 49.2 LL and contains N2(g)N2(g) at 8.26 atmatm at...
A cylinder contains 58.2 g of neon (Ne) gas. Another cylinder (twice the volume of the neon cylinder and at the same temperature/pressure), contains hydrogen (H2) gas. Assuming both are ideal gases, what is the mass of the hydrogen gas (in g)? Express your answer to three significant figures.
Part A: A gas cylinder has a volume of 43.20 litres. If the cylinder contains helium at a temperature of 28.00 deg. C and an absolute pressure of 1800 psi, how many moles (mol) of gas are contained in the cylinder? Part B: If the temperature of the gas is increased to 78.0 deg. C, what will the absolute pressure be?
A steel cylinder with a volume of 15.0L is filled with 51.5 g of nitrogen gas at 25∘C. What is the pressure, in atmospheres, of the N2 gas in the cylinder?
A cylinder of volume 1.00m^3 contains 320 g of oxygen gas (O_2) at a temperature of 27.0 degree C. The atomic mass of oxygen is 16 u. (1u = 1.66 times 10^-27 kg) What is the pressure exerted by the gas on the walls of the container? If the volume of the cylinder is reduced to half its original value by pushing down on a piston and the pressure exerted by the oxygen gas on the walls of the cylinder...
For the gas N2 calculate the volume in mL if 189 g were under a pressure of 543 torr at 40.0 oC. A sample of gas contains 62.0 moles at 327 K in 4.00 L of volume. What is the pressure (in atm) of the gas? What is the density (in mg/mL) of a H2S gas at 12.9 atm and 137 K Place the following gases in order of increasing average molecular speed at 25 oC: Slowest → Fastest energy...
1. A steel cylinder has a volume of 15.0 L. It is filled with 50.0 g of N2 gas at 25 0C. What is the pressure of N2 gas in the cylinder.? R = 0.0821 L-atm/mol-K; 1 mole N2 gas = 28.0 g N2 gas 2. T/F Carbon dioxide gas formation when CaCO3 reacts with acid is one evidence of chemical change. 3. T/F In a reaction equation the arrowhead always points to the products.
• A steel cylinder with a volume of 15.0 L is filled with 84.9 g of nitrogen gas at 25°C. Calculate the pressure (in atm) of the N2 gas in the cylinder.
Question 1 1 pts A 1.50L glass flask contains Ar gas at a pressure of 745 torr. Nitrogen (N2) gas is added to this container and the pressure was measured to be 875 torr. What is now the partial pressure of N2 gas in this container? Use this information to answer Q2-5. Flask A is a 1.50 L glass flask containing Ar gas at a pressure of 652 torr. Flask B is a 2.50 L glass flask containing He gas...
7. A Cylinder of Krypton Gas has a volume of 100 L, if the cylinder contains 16.2 kg o Krypton at 27 C, what is the pressure in the cylinder?
A rigid tank that contains 2.4 kg of N2 at 25°C and 550 kPa is connected to another rigid tank that contains 4.4 kg of O2 at 25°C and 150 kPa. The valve connecting the two tanks is opened, and the two gases are allowed to mix. If the final mixture temperature is 25°C, determine the volume of each tank and the final mixture pressure. The gas constants of N2 and O2 are 0.2968 and 0.2598 kPa.m3/kg.K, respectively. The universal...