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A buffer is prepared by adding 45.0 mL of 0.15 M NaF to 35.0 mL of 0.10 HF. What is the pH of the final solution? The value of Ka for HF is 6.8 x 10-4.

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MCQS on the chemical principles and theories that are used in a variety of practical applications. Topics include chemical kinetics, solution chemistry, chemical equilibrium, acids, bases, and buffers, electrochemistry, nuclear chemistry, and an introduction to organic chemistry.


A buffer is prepared by adding 45.0 mL of 0.15 M NaF to 35.0 mL of 0.10 HF. What is the pH of the final solution? The value of K<sub>a</sub> for HF is 6.8 x 10<sup>-4</sup>.






 
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