Who would require more Calories to maintain their weight, and why? Person A: 6 feet tall, 190 lbs, exercises for 30 minutes every day. Person B: 5 feet 6 inches tall,
150 lbs, exercises 10 minutes every day. *

Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?

Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.

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