Question

Calculate the mass of an alpha-particle.Its binding energy is 28.2 meV.

Answer 1

Answer:

A::D

Solution :

Let the mass of ′α′ particle be xu

′α′ particle contains 2 protons and 2

neutrons

∴B∈d∈gE≠rgy

=(2×1.007825×1.00866u-xu)c2

=28.2MeV(given)

x=4.0016u .

hope it helps you

Answer 2

Answer:

$\frac{9.4}{3} \times 10 {}^{ - 16} [kg]</p><p></p><p><strong>Explanation:</strong></p><p>[tex]e = mc {}^{2}$