Calculate the PH of a Mixture Made by Adding 50

Calculate the pH of a mixture made by adding 50.0 mL of 0.016 M HNO₃(aq) to 150.0 mL of water at 25.0 °C.

A) 1.80
B) 2.40
C) 1.40
D) 2.10
E) 11.6