A solution contains 0.35 M HF and 0.35 M NaF. How is the pH of the solution related to the pKa of HF

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

Ab c or d ? i’m not sure what the answer is

Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .