Which of the following is true concerning atoms? a. atoms are made of even smaller substances called subatomic particles b. the properties of atoms cannot be measured or observed

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?

Asap! how do you lengthen a pattern piece? (family and consumer science, sewing)

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.