62. Find the molar concentration of the acid solution based on the value of its degree of dissociation α at the first stage. Write the dissociation equation (see Appendix 3 for the acid dissociation constants)
No. Acid α, %
62 HF 5
Appendix 3
Dissociation constants of weak acids Ka
Acid Formula Ka
Hydrofluoric HF 4.0∙10−4

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