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Question: Answered & Verified by Expert
Calculate the degree of ionization of 0.05M acetic acid if its pKa value is 4.74. How is the degree of dissociation affected when its solution also contains (a) 0.01M (b) 0.1M in HCl?
ChemistryIonic EquilibriumNEET
Options:
  • A α = 1.90, (a) α = 1.82 * 10-5(b) α = 1.82 * 10-4
  • B α = 0.020, (a) α = 0.015 (b) α = 0.025
  • C α = 0.014, (a) α = 0.015 (b) α = 0.025
  • D α = 0.020, (a) α = 0.016 (b) α = 0.030
Solution:
1842 Upvotes Verified Answer
The correct answer is: α = 1.90, (a) α = 1.82 * 10-5(b) α = 1.82 * 10-4
Correct Option is : (A)
α = 1.90, (a) α = 1.82 * 10-5(b) α = 1.82 * 10-4

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