An electron is placed midway between two fixed charges, $q_1 = 2.5 \times 10^{-10}\text{ C}$ and $q_2 = 5 \times 10^{-10}\text{ C}$. If the charges are $1\text{ m}$ apart, what is the velocity of the electron when it reaches a point $10\text{ cm}$ from $q_1$?