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Answered

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If a given aqueous solution at 298 K contains [H+] = 1.0 × 10-9, what is the [OH-]?


A. 1.0 × 10-14

B. 1.0 × 10-9

C. 1.0 × 10-5

D. 1.0 × 10-1

Sagot :

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Answer:

C.

Explanation:

[tex]\frac{1x10}x^{-14} = 1x10^{-9} \\ x =1x10^{-5} \\\\[OH][H]= 1x10^{-14}[/tex]

The concetration can be found by dividing the water ph constant by the [H=] or [OH] to find the other

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