quinshayewilli1793 quinshayewilli1793
  • 21-01-2020
  • Chemistry
contestada

An aqueous solution at has a pH of 8.5 . Calculate the pOH. Round your answer to 1 decimal places.

Respuesta :

Mergus Mergus
  • 22-01-2020

Answer:

The pOH is 5.5

Explanation:

pH is defined as the negative logarithm of the concentration of hydrogen ions.

Thus,  

pH = - log [H⁺]

The expression between pH and pOH at [tex]25\ ^0C[/tex] is shown below as:-

pH + pOH = 14  

Given that, pH = 8.5

So, pOH = 14 - 8.5 = 5.5

The pOH is 5.5

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