:)) -attached photo- (use stoichiometry)

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.

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?

Which type of intermolecular attractions holds ammonia molecules together with other ammonia molecules?