Atomic orbitals developed using quantum mechanics Group of answer choices give a description of the atomic structure which is essentially the same as the Bohr model. describe exact paths for electron motion. are in conflict with the Heisenberg Uncertainty Principle describe the regions where one most likely to find an electron. allow scientists to calculate an exact volume for the hydrogen atom

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