A sample of blood or tears has a pOH of 6.6. What is the hydroxide ion concentration of this solution?

1 Answer
Mar 27, 2018

Around #2.51*10^-7 \ "M"#.

Explanation:

The #"pOH"# of a substance is related through the following equation,

#"pOH"=-log[OH^-]#

  • #[OH^-]# is the hydroxide ion concentration in molarity

And so, we get,

#-log[OH^-]=6.6#

#[OH^-]=10^-6.6 \ "M"#

#~~2.51*10^-7 \ "M"#