1. Perchloric acid is either a Brønsted-Lowry acid or a Brønsted-Lowry base. If it is an acid, what is it's conjugate base? On the other hand, if it is a base what is it's conjugate acid?
2. Phosphate ion is either a Brønsted-Lowry acid or a Brønsted-Lowry base. If it is an acid, what is it's conjugate base? On the other hand, if it is a base what is it's conjugate acid?
3. H2C2O4 is either a Brønsted-Lowry acid or a Brønsted-Lowry base. If it is an acid, what is it's conjugate base? On the other hand, if it is a base what is it's conjugate acid?
4. Hydrobromic acid is a strong acid. Calculate the pH of a 8.5 x 10-3 M solution of this acid. Provide an answer correct to 2 significant figures.
5. Calculate the pH of 1.52 grams of nitric acid dissolved in 575 mL of water. Provide an answer correct to 2 significant figures. Provide an answer correct to 2 significant figures
6. Calculate the pH of 5.00 mL of 0.25 M perchloric acid that has been diluted to 50.0 mL.Provide an answer correct to 2 significant figures