Solución al ejercicio
6373
a)
b)
![\bf [NH_4^+] = [OH^-] = 4,3\cdot 10^{-4}\ M](local/cache-TeX/3fc649e55e97ec36b339d17e147705f5.png "\bf [NH_4^+] = [OH^-] = 4,3\cdot 10^{-4}\ M")
