Let's say I add a small amount of hydrochloric acid to the buffer outlined in the previous problem. What buffer component would react with the added acid? O H30+ ym O H20 nsv O H2S HS OH What is the pH of a solution that is 0.245 MH2S and 0.160 M sodium hydrogen sulfide (NaHS)? The K, for H2S is 1.1 x 10-7. O 7.44 6.96 O 6.77 O 7.14 6.23