Is the data representative of a linear, exponential, quadratic, or polynomial model?

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]

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship

Use the distance formula to find the distance between (-3,5) and (3,1)