Use the table below to calculate the atomic mass of element X. Round the answer to two decimal places. Then use the periodic table to identify the element. Isotope Mass (amu) Percent Abundance 28X 27.981 92.21% 29X 28.980 4.70 % 30X 29.969 3.09%

You are attempting to recrystallize a crude product mixture. you add the appropriate amount of hot solvent and are allowing the solution to slowly cool to room temperature. however, at room temperature no crystals have appeared, which of the following methods should be used to induce crystallization? choose all correct answers. a) place the flask in an ice bath. b) swirl the contents of the flask. c) add a small seed crystal of the desired product. d) scratch the inside of the glassware using a stir rod. it can be multiple choices