The initial pH of a 250.0 mL buffer that consists of 0.15 M…
The initial pH of a 250.0 mL buffer that consists of 0.15 M nitrous acid and 0.13 M sodium nitrite is 3.41. Calculate the pH of the buffer after 10.00 mL of 0.50 M HNO3 is added to the buffer. (Ka for nitrous acid = 4.5 x 10-4)