Problem 3: 11.12 The Lower Colorado River comests of a series of four reservoirs as shown in Fig. P11.12 Mass balances can be written for each reservoir, and the following set of simultaneous linear algebraic equations 13.422 0 0 0 -13.422 12.252 0 0 0 - 12.252 12.377 0 0 0 -12.377 11.797 7505 300 102 30 -CHEI where the right-hand-sade vector consists of the leadings of chloride to each of the four lakes and and the resulting chloride concentrations for Lakes Powell, Mead. Mohave, and Havas, respectively (a) Use the matrix inverse to solve for the concentration in each of the four lakes. Upper Colorado River Lake Powell Lake Mead Lake Mohave Lake Havasu