SOLUTION: find the hydrogen ion concentration of a saturated solution of calcium hydroxide whose pH is 10.9. please give the answer in the form {{{a*10^-x}}} where a is rounded to the neares

Question 1103920: find the hydrogen ion concentration of a saturated solution of calcium hydroxide whose pH is 10.9. please give the answer in the form AMP Parsing Error of [a*10^-x]: Invalid expression '-x': syntax error at /home/ichudov/project_locations/algebra.com/templates/Algebra/Expression.pm line 203. . where a is rounded to the nearest hundredth.
Answer by josgarithmetic(39630) (Show Source): You can put this solution on YOUR website!
Let M be the concentration of Hydrogen ions, as MOLES per LITER.

This means, .
You could now just use a calculator to find this.

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