What is the concentration of hydrogen ions in a solution of pH = 4.0?

1 Answer
Jun 17, 2017

Answer:

#"concentration of H"^+ = "0.0001M"#

Explanation:

#"pH" = -log("concentration of H"^+)#

#or, 10^-"pH" = "concentration of H"^+#

From the given info

#"pH"# = 4

#therefore 10^-4 = 0.0001#

#"concentration of H"^+ = "0.0001M"#