Calculate the mass defect (in ) of the nucleus using the data: atomic mass of .

PHYSICS · Single correct · A Level · Physics · Nuclear physics · Nuclear physics

Problem

Calculate the mass defect (in

\text{u}

) of the

^{4}_{2}\text{He}

nucleus using the data:

m_p = 1.007276\,\text{u},\; m_n = 1.008665\,\text{u},\; m_e = 0.000549\,\text{u},\;

atomic mass of

^{4}_{2}\text{He} = 4.002603\,\text{u}

. (a)

0.0293\,\text{u}

(b)

0.0304\,\text{u}

(c)

0.0310\,\text{u}

(d)

0.0282\,\text{u}