b) Req (-q(44) to an integral which intaing
\[
\begin{aligned}
\left.|e| x\right|^{2} & =\frac{3 \varepsilon_{0} \hbar c}{\pi N A \operatorname{lo} 10 x^{10} \log e}-\int \frac{\varepsilon}{\omega} d \omega . \\
& =1.023 \times 10^{-61} \int \frac{\varepsilon}{\omega} d \omega \rightarrow 46
\end{aligned}
\]