josselyn26 josselyn26

07-05-2020
Chemistry

contestada

what is the pH of a 5.4 x 10-3 M HCl solution?
A. 2.3
B. 3.3
C. 3.7
D. 11.7

Respuesta :

Ajiduah1 Ajiduah1

14-05-2020

Answer: A. 2.3

Explanation:

pH of a solution is given by the following mathematical expression;

pH = - Log [ H+]

= -Log [ 5.4 x 10-3]

= 3 - 0.7324

pH = 2.27 aprrox 2.3

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