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Determine the pH of an HF solution of each of the following concentrations. Part A: .280 M PartB...

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Question

Chemistry

Determine the pH of an HF solution of each ofthe following concentrations.

Part A: .280 M

PartB : 4.5*10^-2 M

Part C: 2*10^-2

Part D

In which cases can you not make the simplifying assumption thatx is small?

In which cases can you not make the simplifying assumption thatx is small?

only in (a)
only in (b)
in (a) and (b)
in (b) and (c)

Answer & Explanation Solved by verified expert
4.3 Ratings (811 Votes)
PART a HF H F initial 028 M 0M 0M change x x x equilibrium 028x x x Ka HFHF Ka of HF 66104 66104    See Answer
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