2. Calculate the pH of each of the following solutions, and label each as acidic, basic, or neutral.

Answer:
9 Basic, 3 Acidic, 5.43 acidic
Explanation:
Solution pH Acidic/basic/neutral
[H3O+] = 1.0× 10^-9M 9 Basic
[H3O+]=0.001M 3 Acidic
[H3O+]=3.7×10^-6M 5.43 Acidic