[填空题]
Calculate the densithnse)i,*w3(ubrj0i i y of a white pqodd -- ;krd. *3mzfudwarf whose mass is equal to the Sun's and whose radius is equal to the Earth's. How many ti-m ;d k-qou*z. dfpd3rmes larger than Earth's density is this?
$\rho = $ $ \times 10^{9}\ \text{kg/m}^3$
$\dfrac{\rho}{\rho_{\text{Earth}}} = $ $\times 10^5\ \text{times larger}$
