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| Standard Temperature and Pressure | 19 mins | 0 completed | Learn |
| Effusion | 8 mins | 0 completed | Learn Summary |
| Root Mean Square Speed | 11 mins | 0 completed | Learn Summary |
| Kinetic Molecular Theory | 9 mins | 0 completed | Learn |
| Van der Waals Equation | 22 mins | 0 completed | Learn |
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| Chemistry Gas Laws |
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Solution: The following graph shows the distribution of molecular velocities for two different molecules (A and B) at the same temperature. Which molecule would have the higher rate of effusion?
Problem
The following graph shows the distribution of molecular velocities for two different molecules (A and B) at the same temperature. Which molecule would have the higher rate of effusion? 
Practice Problems
Calculate the ratio of effusion rates for Ar and K...
A sample of neon effuses from a container in 76 se...
A sample of N2O effuses from a container in 42 sec...
The graph shows the distribution of molecular velo...
At a given temperature and pressure, a sample of G...
How many times faster will He gas pass through a p...
Using Graham's Law of effusion, calculate the rati...
An unknown gas Q diffuses at a RATE 1.65 times fas...
The mass particle is 10% larger than that of parti...
Exactly 10 mL, of gas A (MM = 15.0 g/mol) effuse t...
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The gas for which instance will effuse faster?
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The mass of particle A is 10% larger than that of ...
At a particular temperature and pressure, it takes...
A sample of helium effuses through a porous contai...
At any given temperature, how much more quickly wi...
Carbon dioxide effuses through a pinhole at a rate...
NO2 gas effuses ________times faster than Cl 2 gas...
Consider the chemical reaction: 2 SO2 (g) → SO(g) ...
The rate of effusion of oxygen to an unknown gas i...
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A flask at room temperature contains exactly equal...
A sample of N2 O effuses from a container in 47 se...
An illustration of Grahams law of eff...
Explain the difference between diffusion and effus...
How is the effusion rate of a gas related to its m...
Consider a 1.0-L sample of helium gas and a 1.0-L ...
Rank from the highest to lowest effusion rate. To ...
Given the gases Ne, He, H2, Kr, put them in order ...
Which gas is the predominant nitrogen-containing p...
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Calculate the ratio of effusion rates of Cl2 to F2...
Calculate the ratio of effusion rates for Ar and K...
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From the relative rates of effusion of 235UF6 and...
A sample of Xe takes 75 seconds to effuse out of a...
A mixture of gaseous disulfur difluoride, dinitrog...
A balloon filled with helium gas is found to take ...
Calculate the relative rate of diffusion of 1H2 (m...
Naturally found uranium consists of 99.274%, 238U,...
It took 4.5 minutes for 1.0 L helium to effuse thr...
Calculate the ratio of effusion rates for Ar and K...
The following graph shows the distribution of mole...
We separate U-235 from U-238 by fluorinating a sam...
When two cotton plugs, one moistened with ammonia ...
What is the ratio of effusion rates for the lighte...
What is the ratio of effusion rates for O 2 and Kr...
As discussed in the “Chemistry Put to Work” box in...
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Explain why the numbers of molecules are not ident...
Starting with the definition of rate of effusion a...
Which of the following gases diffuse more slowly t...
Rank the three halogens (F2, Cl2, and Br2) with re...
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You may want to reference (Pages 416 - 419) Sectio...
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Calculate the root-mean-square velocity and kineti...
A mixture of gaseous disulfur difluoride, dinitrog...
Find the ratio of effusion rates of hydrogen gas a...
If 250 mL of methane, CH4, effuses through a small...It takes 125 minutes for 10 mL of Ar gas to effuse...
The rate of effusion of oxygen to an unknown gas i...
A thin glass tube 1 m long is filled with Ar gas a...The rate of effusion of SO2 gas through a porous b...The rate of effusion of Xe gas through a porous ba...
Arsenic(III) sulfide sublimes readily, even below ...
White phosphorus melts and then vaporizes at high ...
A sample of neon effuses from a container in 77 se...
In a given diffusion apparatus, 15.0 mL of HBr gas...
A gas of unknown identity diffuses at a rate of 83...
Aluminum chloride is easily vaporized above 180°C....
Heavy water, D2O (molar mass = 20.03 g mol–1), can...
A sample of an unknown gas effuses in 11.1 min. An...
Two identical balloons are filled to the same volu...The rate of effusion of CH4 gas through a porous b...The average molecular speed in a sample of O3 gas ...A sample of CH4 gas is observed to effuse through ...
How much faster do ammonia (NH 3) molecules effuse...
An organic compound containing only C, H, and N yi...
During the discussion of gaseous diffusion for enr...
Hydrogen has two naturally occurring isotopes, 1H ...
A gas of unknown molecular mass was allowed to eff...
As discussed in the “Chemistry Put to Work” box in...Consider two 1-L samples of gas, one H2 and one O2...The rate of effusion of SO2 gas through a porous b...1.560 x 10-4 mol of an unidentified gaseous substa...A sample of O3 gas is observed to effuse through a...A sample of Br2(g) takes 34.0 min to effuse throug...The effusion rate of A gas molecules will be twice...
Calculate the ratio of effusion rates for Ar and K...