and-nbspwhat-substance-and-what-quantity-of-it-should-be-added-to-a-buffer-conta

Question

What substance and what quantity of it should be added to a buffer containing 30.0 mL of 0.200 M HF and 30.0 mL of 0.200 M F⁻ to destroy it?

Accepted Answer

0.008 mol HCl

Answer

0.002 mol HF

Answer

0.004 mol F⁻

Answer

0.001 mol NaOH

What substance and what quantity of it should be added to a buffer containing 30.0 mL of 0.200 M HF and 30.0 mL of 0.200 M F− to destroy it?