Suppose it takes 6.34 minutes for 1.00 mol of H2 to diffuse through a porous membrane under specific conditions of temperature and pressure. Calculate how long (in minutes) it will take 1.00 mol of O2 to diffuse through the same membrane under the same conditions.
Suppose it takes 6.34 minutes for 1.00 mol of H2 to diffuse through a porous membrane...
If it takes 12.0 minutes for a sample of helium to completely diffuse through a room, how long will it take for a sample of nitrogen gas to diffuse at the same temperature?
An unknown gas is found to diffuse through a porous membrane 2.92 times more slowly than H2. What is the molar mass of the gas? Group of answer choices a. 5.84 g/mol b. 8.52 g/mol c. 17.0 g/mol d. 30.0 g/mol
Question 10 10 pts If hydrogen gas (H2) requires 28.51 minutes to effuse through a small hole in its container, how long will it take ammonia (NH3) to effuse under the same conditions of temperature and pressure? Atomic weights of the elements encountered in this problem are as follows: H: 1.00794 g/mol N 14.00674 g/mol 9.809 minutes 82.87 minutes 240.9 minutes 3.375 minutes 45.71 minutes
A molecule takes 3.0 seconds to diffuse across a membrane. If the thickness of the membrane is doubled, then how long does it take the molecule to diffuse across the thicker membrane?
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
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.
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 _______________
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.
A sample of Br2(g) takes 36.0 min to effuse through a membrane. How long would it take the same number of moles of Ar(g) to effuse through the same membrane?