If the pH of a nitric acid solution is 2.34, then what is the molarity of nitric acid in the solution?

A. 1.6 × 10^-4 M
B. 3.8 × 10^-3 M
C. 2.2 × 10^-2 M
D. 4.6 × 10^-3 M

Question

If the pH of a nitric acid solution is 2.34, then what is the molarity of nitric acid in the solution?

 		A.	1.6 × 10^-4 M
 		B.	3.8 × 10^-3 M
 		C.	2.2 × 10^-2 M
 		D.	4.6 × 10^-3 M

vera_ewing · Answer

@sweetburger

sweetburger · Answer

i think you just do 10^-2.34 as Nitric acid is a strong acid and follows the rule that [H+]=10^-pH

vera_ewing · Answer

Okay, so which one is the answer?

sweetburger · Answer

0.00457 is the rough answer just convert to scientific notation i have to go sorry

vera_ewing · Answer

Okay, thanks for your help :)