Suppose that a copper sleeve of inner radius 2.40 cm and outer radius 2.50 cm is to be cast. to eliminate bubbles and give high structural integrity, the centripetal acceleration of each bit of metal should be 118g. what rate of rotation is required? state the answer in revolutions per minute.

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.

i really dont know but i will try okay.

so i think u would just add all them up and get your answer..