The density of a gas measured at 20°C is 1.78 x 10-3 g/cm3. What is the volume of 45.0 g of the gas?

a.) 2.53 x 104 g/cm3
b.) 8.01 x 102 g/cm3
cl2,62 x 104 g/cm3

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.