What happens when the action force of a bat strikes a baseball? the reaction force accelerates the bat in a direction opposite that of the ball. the reaction force accelerates the bat in a upward direction. the reaction force accelerates the bat in a downward direction. the reaction force accelerates the bat in the same direction as that of the ball.

Classify this reaction: 2al+n2-> aln.

If e is the symbol for an element, which two of the following symbols represent isotopes of the same element? 1. e2. e3. ea.1 and 2c.1 and 4b.3 and 4d.2 and 3

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