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What is the hydrogen ion concentration of a 2.6 10-4 M solution of HClO4?

iliya1

wrote...

11 years ago

What is the hydrogen ion concentration of a 2.6 10-4 M solution of HClO4?

What is the hydrogen ion concentration of a 2.6 10-4 M solution of HClO4? _____M

What is its pH?

Read 1622 times

1 Reply

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Replies

tonio613

wrote...

#1

11 years ago

Perchloric acid (HClO4) is a strong acid, so dissociation is 100%.

HClO4 Rightwards Arrow

Rightwards Arrow

H+ + ClO4-

So, concentration of hydorgen ions will be teh same as HClO4, since they disocciate in 1:1 ratio = 2.6 * 10-4

pH = - log (2.6 * 10^-4) = use calculator

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