Question

find the value of ph please
urgent
don't play​

Answer 1

Answer:

pH= 1.38

Explanation:

Given, C = 0.4M, α = % of dissociation = 60% = 0.6

We know that [H+] = Cα

[H+] = 0.4 * 0.6

[H+] = 0.24 = 2.4* 10^-1

We know that pH= -log[H+]

Hence, pH = -log[2.4*10^-1]

                  = 1+ 0.38

           pH= 1.38

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