The pH of a solution of Sr(OH)2 is 12.42. What is its pOH? What is its [H3O^+]? What is its (OH^-)? What is its [Sr(OH02]? Is the solution acidic or basic?

Answer 1

Refer to your post below.
pH = -log(H^+). Substitute and solve for (H^+).
pH<7 = acid
pH = 7 = neutral
pH >7 = basic.