Our sample starts at room temperature (300 K). We place our sample in the oven set to 500K. We then let our sample cool back to room temperature. What is our AT? ​

C3h8o3 - glycerol major species present when dissolved in water

When would a bouncy ball have the most potential energy

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space