What information does the ph give about a solution?

a.) the hydrogen ion concentration in the solution

b.) the conjugate acid-base pair that is in the solution

c.) the amount of hydrogen gas produced in a reaction

d.) the neutralization products produced in a reaction

is it

A} The hydrogen ion concentration in the solution

Explanation:

yes it is a measure of the concentration of the Hydrogen Ions in a solution which determines acidity

c.

explanation:

the answer is:  

line graphs show patterns in data with variables that change over time; whereas, circle graphs show data as parts out of a whole (such as out of 100%).