Question

Vhat is the kinetic energy of the particle with a mass 9.11x10-31
: 3x10-24 kg-m/s?
A) 5x10- J
B) 2x10-17 J
C) 4.9x10-18 J
D) 7x10-19 J​

Answer 1

Answer:

λ=h/(2mK.E)1/2

λ=6.626×10−34/(2×9.1×10−31×3×10−25)1/2=1.2×10−7m

I think it would be helpful and brainleast solution thanks