20 points + Brainliest. Help please! In an adiabatic process, the pressure on an ideal gas is increased to 14 times its initial value. The initial volume is 78 L. What is the final volume? Let γ = 1.67.
A. 16 L
B. 22 L
C. 8.1 L
D. 10 L

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.