I will give you the crown if you answer this. ​

And employees salary increase by $4500 which represents a 15% raise what is the employees new salary

The ksp expression for the system pbcl2(s) pb+2(aq) + 2 cl-(aq) is: [pbc12][pb+2][2cl-] [pb+2][cl-]2 [pb+2][2cl-]2 [pbcl2][pb+2][cl-]2 [pb+2][2cl-]2[pbcl2]

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.