Joosee3863 Joosee3863

11-05-2021
Chemistry

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A student measured the pH of his soda and found it to be 4.5.

Calculate the [H3O+] in the soda.

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lawalj99 lawalj99

13-05-2021

Answer:

0.0111 M

Explanation:

pH = 4.5

[H3O+] = ?

Relationship between both quantitiesis given by:

pH = -log₁₀ [H3O+]

-pH = log₁₀ [H3O+]

-4.5 = log₁₀ [H3O+]

[H3O+] = e ^ (-4.5)

[H3O+] = 0.0111 M

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