Calculate the average momentum of a hydr...

Calculate the average momentum of a hydrogen molecule at `20^(@)C`. Boltzmann constant `=1.38xx10^(-23) JK^(-1)` and mass of a hydrogen molecule `=3.2xx10^(-27)kg`.

Text Solution

Verified by Experts

The correct Answer is:

`6.2xx10^(-24)kg m//s`

Topper's Solved these Questions

KINEMATICS
NN GHOSH|Exercise All Questions|93 Videos
LAWS OF MOTION, FREE BODY DIAGRAM
NN GHOSH|Exercise Exercise (B)|34 Videos

Similar Questions

Explore conceptually related problems

Calculate the average kinetic energy of hydrogen molecule at 0^@ C . Given k_(B) = 1.38 xx 10^(-23) JK^(-1) .

Calculate the average kinetic energy of hydrogen molecule at 0^(@)C . Given k_(B)=1.38xx10^(-23)JK^(-1) .

Calculate the average kinetic energy of neon molecule at 27^@ C . Given k_(B) = 1.38 xx 10^(-23) JK^(-1) .

Calculate the average kinetic energy of neon molecule at 27^(@)C . Given k_(B)=1.38xx10^(-23)JK^(-1)

Calculate kinetic energy of a gram molecule of oxygen at 127^(@)C . Value of Boltzmann constant = 1.381 xx 10^(-23) J K^(-1) . Avogardro's number = 6.022 xx 10^(23) per gm-mole.

The average kinetic energy of a hydrogen molecule at 27^(@)C is 9.3 xx 10^(-21) J . The mass of hydrogen molecule is 3.1 xx 10^(-27) kg . (i) Determine the average kinetic en-ergy at 227^(@)C . (ii) Determine the root mean square speed of hydrogen molecule at 27^(@)C .

Estimate the average thermal energy of a helium atom at (i) room temperature (27^(@)C) . Boltzmann constant =1.38 xx 10^(-23) JK^(-1)

Calculate the KE per molecule and also rms velocity of a gas at 127^(@)C . Given k = 1.38 xx 10^(-23) J "molecule"^(-1) K^(-1) and mass of each molecule = 6.4 xx 10^(-27) kg .

At what temperature, hydrogen molecules will escape from the earth's surface ? (Take, radius of earth R_(e)=6.4xx10^(6)m , mass of hydrogen molecule m=0.34 xx 10^(-26) kg, Boltzmann constant k=1.38xx10^(-23)JK^(-1) and acceleration due to gravity = 9.8 xx ms^(-2) ) also take rms speed of gas as v_(rms) = sqrt((3kT)/(m)) .

NN GHOSH-KINETIC THEORY OF GASES-All Questions

The molecular weight of a is 2. Calculate the root mean square velocit...
Text Solution
|
Calculate the root mean square velocity of a nitrogen molecule at NTP ...
Text Solution
|
If root mean sqauare velocity of the molecules of hydrogen at NTP is 1...
Text Solution
|
Calculate the number of molecules per unit volume of a perfect gas at ...
Text Solution
|
Calculate the molecular kinetic energyof hydrogen at 100^(@)C. Molecul...
Text Solution
|
Calculate the kinetic energy per unit volume of a gas at a pressure of...
Text Solution
|
An electric bulb of volume 250cc was sealed during manufacturing at a ...
Text Solution
|
A vessel of water is put in a dry, sealed room of volume 50m^(3) at a ...
Text Solution
|
A lamp of voume 50 cc was sealed off during manufacture at a pressure ...
Text Solution
|
A cylinder of length 42cm is divided into chambers of equal volumes an...
Text Solution
|
A column of mercury of 10cm length is contained in the middle of a nar...
Text Solution
|
One gram mole of oxygen at 27^@ and one atmospheric pressure is enclos...
Text Solution
|
A vessel containing one gram -mole of oxygen is enclosed in a thermall...
Text Solution
|
A thermally insulated vessel with gaseous nitrogen at a temperature of...
Text Solution
|
A vessel of volume , V = 5.0 litre contains 1.4 g of nitrogen at a tem...
Text Solution
|
How many degrees of freedom have the gas molecules, if under standard ...
Text Solution
|
A gaseous mixture enclosed in a vessel of volume V consists of one mol...
Text Solution
|
At constant volume the molar heat capacity of oxyhydrogen gas (mechani...
Text Solution
|
Calculate the kinetic energy of translation of the molecules of 20g of...
Text Solution
|
Calculate the average momentum of a hydrogen molecule at 20^(@)C. Bolt...
Text Solution
|