Respuesta :

superman1987

Answer:

4.26.

Explanation:

∵ pH = - log [H₃O⁺]

pH = - log[5.45 × 10⁻⁵ M]

∴ pH = 4.26.

janeenmreid

Answer:

4.26 and 8.02

Explanation:

What is the pH of a solution of H2SO4 that has [H3O+] = 5.45 × 10–5 M?

4.26

What is the pOH of a solution of HNO3 that has [OH– ] = 9.50 × 10–9 M?

8.02

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