How many protons, neutrons, electrons dop each of the following have?

${?}_{35}^{80}B{r}^{-1},{?}_{22}^{44}T{i}^{+2}(10$ points$)$

What is the mass of one atom of titanium if the average molecular weight of $Ti$ is $47\mathrm{.}87$ grams? $(10$ points$)$