Anonymous
Anonymous asked in Science & MathematicsChemistry · 1 month ago

If a solution of lithium phosphite has a [h3o+ag] of 1.6 * 10-8, the pH must be which of the following?

a.

1.68

b.

6.20

c.

7.80

d.

1.60

1 Answer

Relevance
  • 1 month ago

    Supposing "[h3o+ag]" is intended to mean "[H3O{+}(aq)]", and supposing that the missing units on "1.6 * 10-8" to be "M":

    pH = - log (1.6 * 10^-8) = 7.8

    So answer c.

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