Question

calculate the mass of proton with wavelength of 5 pm​

Answer 1

Explanation:

λ

hc

=mc

2

m=

λc

h

=

3.6×10

−10

×3×10

8

6.626×10

−34

=

3.6×3

6.626

×10

−32

=0.61×10

−32

kg

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