Every object that has mass attracts every other object with a gravitational force. it has been proven that the size of the gravitational force increases as the objects’ masses increase but graviational force decreases rapidly as the distance between the objects increases.
this statement about matter and its behavior is best classified as a

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