1. A balloon contains 10.5 moles in 25 L of Helium gas. If air is added until there are 17.2 moles of Helium inside the balloon what is the new volume?

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.