tyquandadavis3ouqz8o tyquandadavis3ouqz8o 01-05-2021 Chemistry contestada When an acid is added to a base, which if the following changes in pH might be observed? A. An increase from 7 to 8 B. An increase from 3 to 8 C, A decrease from 7 to 6 D. A decrease from 9 to 5