If 100 G of NaF and 20

question 86

Multiple Choice

If 10.0 g of NaF and 20.0 g of HF are dissolved in water to make one liter of solution, what will the pH be? For HF, K_a = 6.8 × 10^-4.

• A) 7.13
• B) 2.54
• C) 1.57
• D) 3.17
• E) 4.86