Compute each part of given question:
Question: A spring with spring constant 17N/m hangs from the ceiling. A ball is attached to the spring and allowed to come to rest. It is then pulled down 7.0cm and released. The ball makes 23 oscillations in 16s seconds.
Part I: What is the mass of the ball?
Part II: What is its maximum speed?
Please use as much detail as possible in your answer. Thank you.