The rate of effusion of a particular gas was measured and found to be 24.0 mL/min. Under the same conditions, the rate of effusion of pure methane (CH4) gas is 47.8 mL/min. What is the molar mass of the unknown gas? Mass = ____ g/mol

The rate of effusion of a particular gas was measured and found to be 24.0 mL/min. Under the same conditions, the rate of effusion of pure methane (CH4) gas is 47.8 mL/min. What is the molar mass of the unknown gas? Mass = ____ g/mol

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: 9. A gas tank contains 2 gases P₂O4 and CH₂Br. If 0.029 moles of P2O4 effuses through a pinhole in…

A: The process of escaping the gas molecule through a very small hole is known as effusion. During…

Q: 3 non-reactive gases are mixed and have the following partial pressures. Gas A = 2.3 atm, Gas B =…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Methane gas, CH4, effuses through a barrier at a rate of 0.862 mL/minute. If an unknown gas effuses…

Q: Calculate the total pressure (in atm to 2 sf) in a container with 616 torr N2, 104 torr O2, and 40.…

Q: An unknown gas effuses at a rate 1.50 times the rate of COCl₂. What is the molar mass of the unknown…

A: To solve this problem we will use the concept of Graham’s Law .

Q: Calculate the molar mass of the unknown gas. (Remember that the faster the rate of effusion, the…

Q: The organic compound di-n-butyl phthalate, C1,H„O,(1), is sometimes used as a low-density (1.046 g ·…

A: Given information: Density of mercury (d1) = 13.53 g/mL Density of di-n-butyl phthalate (d2) = 1.046…

Q: Find the pressure in torr of 0.499 moles of nitrogen gas with a volume of 11586 mL collected at a…

Q: At a certain temperature and pressure, the rate of effusion of N2 gas is 30.0 mL/minute. What is the…

A: According to Graham's law , the effusion rate of any gas is inversely proportional to the square…

Q: molecule of helium effuses with a RMS speed of 1579 m/s. At the same temperature, an unknown gas…

Q: A tank contains a mixture of 13.1grams of argon gas and 7.93grams of neon gas at 27°C. The total…

Q: A gas of unknown molecular mass was allowed to effuse through a small opening under…

A: Effusion is the process of movement of gaseous molecules through a small hole. The rate of effusion…

Q: Partial Pressure 2, 1. A chemist runs a reaction that generates O₂ N₂ and H₂, in a 1.57 L vessel at…

A: To determine if the vessel explodes or not, we have to calculate the total pressure

Q: 10g of Ar(g) and 20g Ne(g) in a 1216.1 mL container, 25.1oC What is the Partial_Pressure??

Q: A sample of an unknown gas effuses in 11.1 min. An equal volume of H2 gas, in the same apparatus,…

A: Given: Rate of effusion of unknown gas, r1 = 11.1 min Molar mass of unknown gas = M1gmol Rate of…

Q: A gas bubble has a volume of 585.0mL and a pressure of 850 torr. If the pressure changes to 785 mm…

Q: A sample of chlorine gas (Cl₂) is confined in a 5.0L container at 28 torr and 27°C. How many mols of…

Q: A mixture contains O2 at 700. torr pressure, F2 at 900. torr pressure, and Cl2 at 400. torr…

A: Given that, Pressure of O2=700 torr pressure of F2=900 torr pressure of Cl2=400torr then,

Q: Calcium perbromate, Ca(BrO4)2 (m.w.= 327.9 g/mol) decomposes upon heating to release oxygen gas…

A: Given, molar mass of Ca(BrO4)2 is = 327.9 g. Temperature is = 50°C Total volume is = 438 mL.…

Q: A sample of neon gas effuses through a pinhole at a rate of 0.46 mL/s. What will be the rate of…

A: Graham’s law of effusion is given by,

Q: A vessel with a volume of 250 mL contains 0.530 g of an unknown gaseous compound. The pressure is…

Q: the same barrier. The molar mass of the unknown gas is ____g/mol.

A: We have to find molar mass of the unknown gas

Q: A sample of neon gas effuses through a pinhole at a rate of 0.49 mL/s. What will be the rate of…

Q: The plot below shows the distribution of molecular velocities for two gases (A and B) at the same…

A: This plot gives information about the fraction of molecules in having particular velocity range .…

Q: average molecular kinetic energy: (Choose one) Part 3 of 6 diffusion rate after valve is opened:…

A: 2)Average molecular kinetic energy: The temperature of a gas directly affects the average kinetic…

Q: Draw a depiction of a gas sample, as described by kinetic molecular theory, containing equal molar…

A: "Kinetic Theory of Gases," expresses that the present gaseous particles taking fixed velocity tend…

Q: In an experiment the rate of effusion of a sample of argon is determined to be 1.50 L/min. Under…

A: According to Graham's law of diffusion or effusion, rate of diffusion or effusion of gas is…

Q: A sample of SO2 gas is observed to effuse through a pourous barrier in 3.70 minutes. Under the same…

A: Given- Rate of effusion of SO2 gas = 3.70 min Rate of effusion of unknown gas = 1.66 min To find-…

Q: A sample of propane gas, C3H8 was collected over water at 22.5°C and 745 torr. The volume of the wet…

Q: You want to store 137 g of CO₂ gas in a 15.3- L tank at room temperature (25 °C). Calculate the…

A: Given: The mass of CO2 = 137 g The volume of the tank = 15.3 L Temperature = 25 ∘C We have to…

Q: 37. What volume of H, gas, measured at 27°C and 700. torr, can be obtained by reacting 5.00 g of…

Q: The organic compound di-n-butyl phthalate, C16H„O4(1), is sometimes used as a low-density (1.046 g -…

A: Low density manometer :- An open tube manometer measures the gauge pressure, P=h( d1÷ d2 )…

Q: An unknown gas effuses at a rate 0.500 times the rate of CH4. What is the molar mass of the unknown…

Q: total pressure in the vessel was 987 torr. The partial pressures of nitrogen, argon, and helium were…

A: Total pressure=987 torr It is equal to sum of partial pressure of all gases present in mixture

Q: Some N₂ gas is mixed with some O₂ gas, and the sketch below shows a representative sample of the…

A: Q. Given Ptotal = 900 torr (total pressure of gas mixture)Here in this question we have to calculate…

Q: Find the temperature in ˚C of 0.698 moles of hydrogen gas with a volume of 16334 mL collected at a…

A: The ideal gas equation can be described as the merger of Boyle's law, Charles’ law, Gay-Lussac’s law…

Q: The rate of effusion of a particular gas was measured and found to be 24.0mL/min. Under the same…

Question

10)

Mass = ____ g/mol

The rate of effusion of a particular gas was measured and found to be 24.0 mL/min. Under the same conditions, the rate of effusion of pure methane (CH₄) gas is 47.8 mL/min. What is the molar mass of the unknown gas?

Mass = [______] g/mol

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

Effusion is the process where a gas flows through a small hole in a container. Graham’s Law of Effusion says that the rate of effusion of a gas from a particular hole is inversely proportional to the square root of the MW of the gas (at constant temperature and pressure). Describe why normal balloons filled with He tend to go flat faster than the same balloons filled with air.
Find the temperature in ˚ C of 0.792 moles of hydrogen gas with a volume of 18639 mL collected at a 761.88 torr. The gas was not collected over water.The ideal gas constant, R = 82.1 atm·mL/mol·K.The ideal gas equation is: PV=nRT
The average molecular speed in a sample of Kr gas at a certain temperature is 267 m/s. The average molecular speed in a sample of CO2 gas is m/s at the same temperature.
At constant pressure, a gas sample occupies 379 mL at 23 oC. At what temperature, in oC, will the volume be doubled?
A gas effuses 1.30 times faster than propane (C3H8) at the same temperature and pressure. What is the molar mass of the gas? Molar mass = ______ g/mol
The rate of effusion of CH_4 gas through a porous barrier is observed to be mol/h. 2.96 x 10^-4 Under the same conditions, the rate of effusion of Kr gas would be
A gaseous hydrogen and carbon - containing compound is decomposed and found to contain 81.71 % carbon and 18.29 % hydrogen by mass. The mass of 158 mL of the gas, measured at 556 Torr and 25 °C, was 0.208 g . Part A What is the molecular formula of the compound? Express your answer as a chemical formula.
A sample of H_2 gas is observed to effuse through a porous barrier in 2.76 minutes. Under the same conditions, the same number of moles of an unknown gas requires 9.71 minutes to effuse through the same barrier. The molar mass of the unknown gas is:
A sample of O2 gas is observed to effuse through a porous barrier in 7.64 minutes. Under the same conditions, the same number of moles of an unknown gas requires 12.7 minutes to effuse through the same barrier. The molar mass of the unknown gas is g/mol.
Image from Pixabay: https://pixabay.com/photos/petrol-equipment-fire-extinguisher-3079094/ There is 17.0 g of carbon dioxide gas stored in a cylinder with a volume of 11.0. A pressure gauge shows the pressure to be 2.00 atm. R=0.0821 L-atm/(mol-K) In degrees Celsius, determine the temperature of the gas. Round your answer to a whole number. Answer: ____°C
MI < CO C. Under identical conditions, separate samples of O2 and an unknown gas were allowed to effuse through identical membranes simultaneously. After a certain amount of time, it was found that 5.75 mL of O2 had passed through the membrane, but only 3.86 mL of of the unknown gas had passed through. What is the molar mass of the unknown gas? unknown molar mass: g/mol MacBook Pro The %23 %$4 delet 4. 5. 3. R. P. H. K. B. MOSISO command uondo
A sample of SO2 gas is observed to effuse through a porous barrier in 5.45 minutes. Under the same conditions, the same number of moles of an unknown gas requires 4.27 minutes to effuse through the same barrier. The molar mass of the unknown gas is g/mol.