Calculate the % ionizations of hydrofluoric acid having the following concentrations. 60M HF 0046M HF 00028M HF You may use the x is small approximation in each case.    Ka = 7.1 x 10-4 Comment on the validity of the x is small approximation in each case and comment on the trend.

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Calculate the % ionizations of hydrofluoric acid having the following concentrations.

  1. 60M HF
  2. 0046M HF
  3. 00028M HF

You may use the x is small approximation in each case.    Ka = 7.1 x 10-4

Comment on the validity of the x is small approximation in each case and comment on the trend.

Expert Solution
Step 1

 Ionization means dissociation of substance into ions.

HFH++F-

Strong electrolytes dissociates completely in solution. Example NaCl is strong electrolyte.

Ka is the acid dissociation constant.

Higher the acid dissociation constant, higher will be acidic nature.

 

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