(10) Which of the following statements is true? A) Particles of different masses have the same average speed at a given temperature. B) The larger a molecule, the faster it will effuse. C) At very high pressures, a gas will occupy a larger volume than predicted by the ideal gas law. D) For a given gas, the lower the temperature, the faster it will effuse. E) None of the above statements are true. (11) Give the change in condition to go from a liquid to a gas. A) increase heat or reduce pressure B) increase heat or increase pressure C) cool or reduce pressure D) cool or increase pressure E) none of the above

Q: A sample of a gas in an 11.2L11.2L container is at 1.0atm1.0atm and 0°C0°C, as shown. The mass of…

A: Given :  Volume = 11.2 L  Pressure = 1 atm  Temperature = 0°C = 273 K  Mass of sample = 16 g

Q: At a given temperature and pressure, it takes 9.48 minutes for a 1.5 L sample of He to effuse…

A: In this question, we want to determine the time for F2 effuse under given temperature and pressure.…

Q: A gas mixture contains He, Ne, and H,S at partial pres- sures of 125, 175, and 225 mm Hg,…

A: Dalton's law of partial pressure states that, the total pressure of a mixture of gases occupying a…

Q: What is the new pressure of the gas if an ideal gas is contained in a cylinder with a volume of 5.0…

A: An ideal gas has negligible volume in compare to volume of the container, and the molecules of ideal…

Q: General: 2.0 L of O2(g) and 8.0 L of N2(g) , each at STP, are mixed together. The non-reactive…

A: Given that : The volume of oxygen gas = 2.0 L The volume of nitrogen gas = 8.0 L At STP, the…

Q: 8. Consider the reaction of solid copper(I) sulfide with oxygen gas to produce solid copper(I) oxide…

A: A balanced chemical equation is one that contains an equal number of atoms on both sides of the…

Q: What is the molar mass of 1.87 g of a gas that occupies 1.3 gallons at 135ﾟF and 8.9 psi?

A:

Q: A mixture containing 0.250 mol N2 (g), 0.150 mol CH4 (g), and 0.100 mol O2 (g) is confined in a 1.00…

A: Moles of N2 = 0.250 mole CH4 = 0.150 mole O2 =0.100 mole

Q: 3. If a gas collection vessel contains 66.0 grams CO2, 96.0 grams O₂ and 4.0 grams of H₂ and a total…

A: Given:  Mass of CO2 = 66.0 gm  Mass of O2 = 96.0 gm  Mass of H2 = 4.0 gm  Total pressure= 1860 mm Hg…

Q: What is the density of carbon dioxide gas at -25.2°C and 98.0 kPa?

A: It is given that:Pressure (P) = 98.0 kPaTemperature = -25.2 °C

Q: Concentrated hydrogen peroxide solutions are explosively decomposed by traces of transition metal…

A: Solution An ideal gas is outlined as a theoretical vaporific substance whose behavior is freelance…

Q: What is the molar mass of 1.87 g of a gas that occupies 1.3 gallons at 135 °F and 8.9 psi?

A: Given data is as follows: The mass of the gas = 1.87 g The volume of the gas = 1.3 gallons The…

Q: How many g of He are in a sample with pressure= 3.4 atm, volume= 3.5L, and T= 37°C, assuming that it…

A: Given ,  Pressure ( P ) = 3.4 atm Volume ( V ) = 3.5 L Temperature ( T ) = 37°C = (37+273.15)K =…

Q: gas mixture contains O 2 , N 2 , and Ar at partial pressures of 125, 175, and 225 mmHg,…

A: Interpretation: The partial pressure in millimeters of mercury for carbon dioxide gas when added to…

Q: Butane, C4H10, is used as a fuel for camping. If you have 108 mL of butane gas at 715 mmHg and 25…

A: According to ideal gas law PV = nRT  where P =pressure in atm  V = volume in L  n = moles of gas R =…

Q: .What is the temperature of gas, in K, that is expanded from 2.5 L at 25 C to 4.0 L at constant…

A:

Q: A sample of gas weighs 3.10 g and occupies a volume of 1,272 mL at 30 ˚C and 720 mm Hg. What is the…

A:

Q: A sample of Br2(g) take 10.0 min to effuse through a membrane. How long would it take the same…

A:

Q: At constant pressure, the mean free path 1l2 of a gas moleculeis directly proportional to…

A: Let the mean free path be ƛ, temperature be T, Pressure be P and diameter be d. At constant…

Q: Calculate the density (in g/L) of Freon-12, CF2Cl2, at 32.2°C and 0.968 atm.

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Boron forms a variety of unusual compounds with hydrogen. A chemist isolated 6.3 mg of one of the…

A:

Q: 7) 8.278 x 10-4 mole of an unidentified gaseous substance effuses through a tiny hole in 86.9 s.…

A: Given: Unidentified gaseous substance is 8.278××10-4 mole effuses in 86.9 s For identical conditions…

Q: What is the volume, in liters, of 4.00  moles of methane gas, CH4, at 18 Celsius and 1.40atm

A: Given, Number of moles of  methane (CH4) gas =4.00 molpressure of gas =1.40 atmtemperature of gas…

Q: Atmospheric pressure on the peak of Mt. Everest can be as low as 150. mm Hg, which is why climbers…

A: Given data, P1=30,400 mm HgP2=150 mm HgV1=10 L To calculate the new volume.

Q: what mass of chlorine gas, cl^2 in grams, is contained in a 10L tank at 27° and 3.50 atm of…

A:

Q: Ammonia is formed from nitrogen and hydrogen according to the following unbalanced equation N2 (g) +…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: 2.07x10-3 mol of an unknown gas effuses through a tiny hole in 217.25 s. Under identical conditions,…

A: (a) Given  moles of unkown gas =2.07×10-3molTime of effusion =217.25 smolar mass =m gm/mol   moles…

Q: At what pressure would 0.15 mole pf nitrogen gas occupy at 24 degrees Celsius and 8.9L?

A:

Q: A rigid gas cylinder contains 370 grams of oxygen gas at 30 atm and 25oC. What must be the final…

A: According to the our policy we should solve one question, if any subparts present then first three…

Q: What is the temperature (in °C) of an 11.8 L sample of carbon monoxide, CO, at 747 torr if it…

A: Given: V1 = 11.8 L V2 = 12.9 L T2 = 57.0oC T1 = ?

Q: For a gas sample whose total pressure is 740 torr, what are the partial pressures if the moles of…

A: Given Data : Moles of N2 = 1.3 mol Moles of O2 = 0.33 mol Moles of Ar = 0.061 mol

Q: 3. At what temperature will 0.654 moles of neon gas occupy 12.30 liters at 1. atmospheres?

A: Ideal gas equation:                                          PV=nRT Where, P= Pressure(atm) V=…

Q: What volume of gas does an aerosol can contain if it is at a pressure of 10.0 atm, a emperature of…

A: Given data set: Pressure= 10.0 atm Temperature= 25 °C = 298 K Mass of N2O gas = 462 gram.  Molar…

Q: To prevent a condition called the “bends,” deep-sea divers breathe a mixture containing, in mole…

A: Assuming we have total 100 moles  => moles of oxygen = 10 % of 100 = 10 moles moles of nitrogen =…

Q: If an inert gas diffuses 0.317 times as fast as does helium through the same container and at the…

A:

Q: What pressure will be exerted by 0.450 moles of a gas at 25°c if it is contained in a vessel whose…

A: We can calculate the pressure of gas using the ideal gas equation. PV = nRT

Q: what is the density of iodine gas at 30 degree celsius and 2.12atm

A: Given, Formula of iodine gas = I2 Temperature (T) = 30°C = (273.15 + 30) K  = 303.15 K Pressure (P)…

Q: At what temperature in degrees Celsius will 5.00g cl^2 gas exerts a pressure of 2.55atm and occupies…

A: T = 3034.8 0C

Q: gaseous mixture contains 4.56 g propane, C3H8, and 1.22 g chloroform, CHCL3. Assuming that both…

A: Mass of propane  = 4.56 g Mass of chloroform = 1.22 g V = 100 ml = 0.1 L  T = 28oC  = 301 K Molar…

Q: n 9 of 10 Three samples of an ideal gas, all at the same temperature, occupy identical containers…

A: The ideal gas equation is  PV=nRT, where P is pressure, V is volume, n is number of mole, R is…

Q: If the ratio of masses of CH4, O2 and SO2 present in a container is 1:2:4 at 25°C, then the fraction…

A: Here I have shown the fraction of total pressure exerted by CH4, O2 and SO2

Q: 1A10 Balloens are still used to deploy sensoes that menitor metecrological phenomena and the…

A:

Q: P

A:

Q: 4. If 5.0 g of O, and 3.0 g of N, are placed in a 30.0L tank at a temperature of 25°C, what will the…

A:

Q: Concentrated hydrogen peroxide solutions are explosively decomposed by traces of transition metal…

A: Given: Temperature = 298K Pressure =744torr