MCQOPTIONS
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MCQOPTIONS
| 1. |
If pKb for fluoride at 25°c is 10.83, the ionization constant of hydrofluoric acid in water at this temperature is? |
| A. | 3.52×10⁻³ |
| B. | 6.75×10⁻⁴ |
| C. | 5.38×10⁻² |
| D. | 1.74×10⁻⁵ |
| Answer» C. 5.38×10⁻² | |