500 mL of He at 300 K is heated to 450 K. Find V2

In pqr m< p=60 m< q= 30 and m

Which of the following describes a situation where competition between producers exists

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.