A sample of N2(g) requires 240 s to diffuse through a porous plug. It takes 530 s for an equal number of moles of an unknown gas X to diffuse through the plug under the same conditions of temperature and pressure. What is the molar mass of gas X?

Q: 50 cm3 of hydrogen gas enclosed in a vessel maintained under a pressure of 1400 Tor, is allowed to…

A: Boyle's law states that at constant temperature pressure of the gas is inversely proportional to the…

Q: It takes 169 s for an unknown gas to effuse through a porous wall and 97 s for the same volume of…

A: It is given that an unknown gas takes 167 seconds to effuse and nitrogen gas takes 97 seconds to…

Q: Gay-Lussac’s Law The temperature of a sample of gas in a steel tank at 30.0 kPa is increasedfrom…

A: Solution-  pressure  gas in a steel tank =30.0 kPa initial temperature T1 = –100.0 ̊ C Final…

Q: When a supply of hygrogen gas is held in a 4L container at 320K it exerts a pressure of 800 torr.…

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Q: What is the ratio of effusion rates for the lightest gas, H₂, andthe heaviest known gas, UF₆?

A: Molar mass of H2 gas =2.00 g/mol Molar mass of UF6 gas =352.02 g/mol

Q: Hydrogen produced from a hydrolysis reaction was collected over water. The data is compiled in the…

A: To calculate moles of H2 , we would use ideal gas law and use given values.  As gas is collected…

Q: 4. The temperature of a sample of gas in a steel container at 30.0 kPa is increased from -100.0 °C…

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Q: 5. Under what conditions does a gas become non-ideal? What is responsible for this behavior?

A: In real gases or  non-ideal gases molecules occupy space and have interactions and therefore they…

Q: Lithium  metal reacts with molecular  oxygen  gas to form  lithium   oxide . A closed container of…

A: kkThe given data contains, Pressure = 8.12×105Pa   ( 1 atm =105Pa )Pressure =8.12 atmVolume =4…

Q: Calculate the pressure (atm) exerted by 1.00 mol of gascontained in a 7.55-L cylinder at 458C.

A: The effect of pressure and temperature is measured by Boyle’s law and Charles's law respectively.…

Q: The following equations of state are occasionally used for approximate calculations on gases: (gas…

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Q: A sample of chlorine gas is loaded into a 0.25 L bottle at standard temperature (273K) of pressure…

A: We can solve it via two methods:- Method 1:-

Q: Consider the following chemical reaction: C(s)+H2O(g)→CO(g)+H2(g) How many liters of hydrogen gas…

A: Given: mol of Carbon = 1.07 mol pressure = 1 atm temperature = 317 K we have to find grams of carbon…

Q: Use the van der Waals equation and the ideal gas equation to calculate the pressure exerted by 1.000…

A: Concept introduction:  Ideal gas equation: Non-ideal equation: P is pressure. V is volume. R is…

Q: A scuba diver carries a small balloon of air deep underwater. If the balloon has a volume of 2.11 L…

A: According to Boyle's law, at constant temperature, pressure is inversely related to the volume of a…

Q: A 10.0 g sample of an unknown gas occupies 1.47 X 10-2 m3 at a temperature of 298 K (25 °C) and a…

A: The ideal gas equation is,PV=nRTP=pressureV=volume of gasn=number of molesnumber of moles =…

Q: If equal amounts of the four inert gases Ar, Ne, Kr and Xe are released at the same time at one end…

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Q: A sample of N2O effuses from a container in 44 s.How long would it take the same amount of gaseous…

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Q: 2. If 116.7mL of propane gas is released from a gas tank at 23°C, what temperature, in °C, would be…

A: Given,  Initial volume in mL = V1 = 116.7 mL  Initial temperature in 0C = T1 = 23 0C  Final volume…

Q: If He(g) has an average kinetic energy of 6750 J/mol under certain conditions, what is the root mean…

A: The root mean square velocity of gas is inversely proportional to the square root of its molecular…

Q: If the mercury in a manometer raises 37.5 millimeters due to a change in pressure, what is the…

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Q: What is the effect on the volume of 1 mole of an ideal gas if both the pressure and the temperature…

A: For an ideal gas: PV = nRT Where, P = pressure (atm); V = volume (L); n = number of moles; R = gas…

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: It took 6.3 minutes for 25 mL of argon to reach the end of an effusion tube with a porous barrier.…

A: This question is based on Graham's law of effusion, which states that the lighter molecules will…

Q: 1.If you are asked to calculate the volume of Carbon dioxide gas at 25oC and 802 torr that could be…

A: We have given the Carbon dioxide gas Temperature =T= 25°C  Pressure = P=  802 torr  V = volume of…

Q: What conditions are required for van der waal's gas to agree with the ideal gas equation?

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Q: what pressure is exerted by 870.2g of CH4 in a 0.630L steel container at 240.8K?

A: According to ideal gas law  PV = nRT  where P = pressure in atm  V = volume in L = 0.63 L (given) n…

Q: If it takes 6.84 hours for 1.00 L of nitrogen, N2, to effuse through the pores of a balloon,…

A: Given as  The time taken for 1.00 L of nitrogen is 6.84 hrs to effuse through the pores of a ballon.…

Q: The critical constants of methane are pc = 45.6 atm, Vc = 98.7 cm3 mol−1, and Tc = 190.6 K.…

A: Given: pc= 45.6 atmVc= 98.7 cm3 mol-1Tc=190.6K To find: Radius of the molecule

Q: The ratio of effusion of helium to another noble gas element is 3.16:1.00. What is the other element

A: Noble gases are the elements of group 18. Group 18 contain sevent elements helium, neon, argon,…

Q: Could 131 g of xenon gas in a vessel of volume 1.0 L exert a pressure of 20 atm at 25 °C if it…

A: a. Using the ideal gas equation : PV = n RT Pressure of the gas = 20 atm Volume of the gas = 1.0 L…

Q: An ideal gas is allowed to expand from 9.00 L9.00 L to 85.5 L85.5 L at constant temperature. By…

A: Volume define size of any substance .it is denoted in Litre or ml. Calculate change in volume do…

Q: If 8.278 x 10-4 moles of gas X effuses through a hole in 86.9 seconds and 1.740 x 10-4 mol of Ar…

A: The rate of unknown gas, r1 = 8.278 x 10-4 moles /86.9 s = 9.5 x 10-6 moles/s The rate of argon gas,…

Q: Use the van der Waals equation and the ideal gas equation to calculate the pressure exerted by 1.000…

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

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Q: What mass of carbon monoxide will exert the same pressure as 12.5 g of ammonia at the same volume…

A: Since we know that under same condition of temperature, pressure and volume two gases will have…

Q: If it takes 3.52 seconds for 10.0 mL of helium to effuse through a hole in a container at a…

A: Given : Time required by helium to effuse = 3.52 s Volume of helium i.e He effused = 10.0 mL And…

Q: A small amount of oxygen gas may be prepared in the laboratory by the decomposition of potassium…

A: The given equation is The amount of KClO3 is 1.54 g, temperature is 250C and total pressure is…

Q: At what temperature would 2.10 mol N2 exert 126.65 kPa of pressure in a 25.0 L tank? * 90.5 K 45.5 K…

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Q: What is the root mean square velocity of O2 at 375 K? Where R is the ideal gas constant(8.314 J/mol…

A: Interpretation-  To determine the root mean square velocity of  O2 at 375 K? Where R is the ideal…

Q: why do real gases not always behave ideally? under what conditions does a real gas behave most…

A: Ideal gas behaviour:Gases are negligible in size that is too tiny in size.Collision of gas particles…

Q: n²a' In the van der Waals equation, (P +2) (V – nb) = nRT, explain why a term is added to the…

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Q: The following arrangement of flasks is set up. Assuming no temperaturc change, determine the final…

A: Pressure on mixing  The sum of  pressure exerted by individual gases is equal to the net pressure on…

Q: The label on a tank of gas of unknown origin had been lost. To determine its identity (molecular…

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Q: A fixed amount of a gas occupies a volume of 4L and exerts a pressure of 410 kPa on the walls of its…

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Q: Use Graham's law of effusion to calculate molar mass. A sample of argon, Ar, effuses through a small…

A: Answer:- This question is answered by using the concept of determination of rate of effusion which…

Q: Equimolar amounts of the gases N2 and H2 are mixed in a closed container fitted with a piston…

A: The balanced reaction of N2 and H2 to give NH3 is as follows: N2(g)+3H2(g)→2NH3(g) Let no. of mol of…

Q: The total pressure exerted by a mixture of He, Ne, and Ar gases is 2.00 atm. What is the partial…

A: Dalton's law ( also called Dalton's law of partial pressure) that  in a mixture of non reacting…

Q: . A sample of N2O effuses from a container in 42.0 seconds. How long will it take the same amount of…

A: Rate of effusion is inversely proportional to Molar mass of the gas . rate = 1M