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8. Monoprotic Acid-Base Equilibria - Part 2 of 2

8. Monoprotic Acid-Base Equilibria / Weak Acid-Base Equilibria / Problem 6

Problem 6

If the pH of a solution is 2.8, what is the concentration of hydronium ions, [H₃O⁺]?

A

1.58 x 10^-3 M

B

3.16 x 10^-3 M

C

1.00 x 10^-2 M

D

2.00 x 10^-3 M