53. Which of the following is the weakest acid ?
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Explanation:
- Phenol (Ka=1.3×1010)
- Hydrocyanic acid (Ka=4.9×10-10)
- Acetic acid (Ka=1.8×10-5)
- Benzoic acid (Ka=6.5×10-5)
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Hydrofluoric acid
formula of the acid HF
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