Question

14. The energy of an a-particle is 6-8 x 10-18 J. What
will be the wavelength associated with it?
​

Answer 1

Answer:

I hope this answer will satisfy your needs

please mark this answer brain listed and give a heart and also follow me for getting more interesting answers ☺️

Explanation:

Using the De-Broglie's equation

E=6.8×10

−18

J

λ=

mv

h

⇒λ

2

=

(2×

2

1

m

2

v

2

)

h

2

⇒λ=

2Em

h

λ=

2×6.8×10

−18

×4×1.66×10

−27

6.626×10

−34

λ=2.2×10

−12

m