Chapter 8.2, Problem 8PP

Balance each of the following chemical equations:

$\begin{array}{l}a.Ca\left(s\right)+B{r}_2\left(1\right)\to CaB{r}_2\left(s\right)\hfill \\ b.P_4\left(s\right)+{\text{ O}}_2\left(g\right)\to P_4{O}_{10}\left(s\right)\hfill \\ c.C_4{H}_8\left(g\right)+{\text{ O}}_2\left(g\right)\stackrel{\Delta }{\to }C{O}_2\left(g\right)+H_{2}O\left(g\right)\hfill \\ d.HN{O}_3\left(aq\right)+Ca{\left(OH\right)}_2\left(aq\right)\to H_{2}O\left(l\right)+Ca{\left(N{O}_3\right)}_2\left(aq\right)\hfill \\ e.F{e}_2{O}_3\left(s\right)+C\left(s\right)\to Fe\left(s\right)+CO\left(g\right)\hfill \end{array}$