Having been heated to 800 k , at some point the tank starts to leak. by the time the leak is repaired, the tank contains only half as much gas, and the pressure of the remaining gas is again 1.00 atm . what is the temperature of the gas?

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.