How many atoms are in 9.8 moles of NaCl?

The modern periodic table has groups.

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.

Stage in which a star’s outer layers have started to cool and grow outward?