The precision of a method is being established, and the following data are obtained: 22.23, 22.18, 22.25, 22.09 and 22.15%. is 22.09% a valid measurement?​

Using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 pb+2(aq) + 2cl -(aq). if the value of ksp was determined to be only 1.2 x 10-2: too much solid has dissolved. additional precipitate is forming. the solution is unsaturated. the ions are now combining to reduce their concentrations.

What diagram shows the ionic compound of magnesium oxide

Is 9 correct? and can someone me with 10? it’s due tomorrow, you