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A sample of neon gas diffuses through a porous barrier at a rate of 89 grams...
A sample of neon gas diffuses through a porous barrier at a rate of 48.7 grams per hour (g/hr). At what rate (in the same units) does argon gas diffuse through the same barrier if the temperature is the same? Enter your answer in decimal form with the correct number of sig figs.
A sample of He gas is observed to effuse through a porous barrier in 8.83 minutes. Under the same conditions, the same number of moles of an unknown gas requires 30.1 minutes to effuse through the same barrier. The molar mass of the unknown gas is ___ g/mol
1. The rate of effusion of CH4 gas through a porous barrier is observed to be 9.17*10^-4 mol/h. Under the same conditions, the rate of effusion of gas would be _____________ mol/h. 2. A sample of N2 gas is observed to effuse through a pourous barrier in 1.93 minutes. Under the same conditions, the same number of moles of an unknown gas requires 2.97 minutes to effuse through the same barrier. The molar mass of the unknown gas is _______________
A sample of CH4 gas is observed to effuse through a porous barrier in 6.35 minutes. Under the same conditions, the same number of moles of an unknown gas requires 14.8 minutes to effuse through the same barrier. The molar mass of the unknown gas is ___g/mol.
The rate of effusion of NH3 gas through a porous barrier is observed to be 3.47 x 10 mol/h. Under the same conditions, the rate of effusion of O2 gas would be mol/h.
7. A gaseous hydrocarbon is found to effuse through a porous barrier in 1.50 min. Under the same conditions of temperature and pressure, it takes an equal volume of bromine (Br2) vapor 4.73 min to effuse through the same barrier. Calculate the molar mass of the hydrocarbon. ANSWER: 16.1 g/mol
Rate of Effusion Problems The average molecular speed in a sample of He gas at a certain temperature is 1.37x10 m/s. The average molecular speed in a sample of Kr gas is m/s at the same temperature. The rate of effusion of CH4 gas through a porous barrier is observed to be 3.73 x 10-4 mol/h. Under the same conditions, the rate of effusion of N2 gas would be mol/h.
a sample of CO2 gas is observed to effuse through a pourous barrier in 4.05 minutes. Under the same conditions, the same number of moles if an unknown gas requires 4.28 minutes to effuse through the same barrier. The molar mass of the unkown gas is what?
The average molecular speed in a sample of He gas at a certain temperature is 1.37x10 m/s. m/s at the same temperature. The average molecular speed in a sample of Kr gas is The rate of effusion of CH4 gas through a porous barrier is observed to be 3.73 x 10 mol/h Under the same conditions, the rate of effusion of N2 gas would be mol/h
A 10.83 mol sample of argon gas is maintained in a 0.7598 L container at 295.6 K. What is the pressure in atm calculated using the van der Waals' equation for Ar gas under these conditions? For Ar, a = 1.345 Llatm/mol2 and b = 3.219x10-2 L/mol. atm USE LIIC CICICULUS LU al USS IITIPUI lalil va The rate of effusion of H2 gas through a porous barrier is observed to be 1.17 x 10-4 mol/h. Under the same conditions,...