Part A You need a capacitance of 20.0 /F, but you don't happen to have a 20.0 uF capacitor. You do have a 90.0 JF capacitor. What additional capacitor do you need to produce a total capacitance of 20.0 MF? Express your answer with the appropriate units. View Available Hint(s) C = Value Units Submit Part B Should you join the two capacitors in parallel or in series? View Available Hint(s) in parallel O in series Submit Provide Feedback