Question

Calculate the de-Broglie wavelength of Helium atom at 27⁰C moving with velocity of 240 m/s.​

Answer 1

Answer:

Question:

Calculate the de Broglie wavelength of a He atom at 27° Celsius and v = 2.4 x 1000 (2.4 x 10^3 m/s).

The Wavelength of an Atom:

The formula for the momentum of the given substance is obtained by the product of the mass of the atom m and speed v of the substance is shown below:

ρ

=

m

×

v

, where,

m

=

6.646

×

10

−

27

k

g

is the value of the mass of the helium atom.