Of ne chemistry midterm keview the name: _helen greer period: 2nd date: 10-8-19 answer the following questions (using complete sentences) for the midterm review. show work where needed. 1. five coins from spain were dropped into a graduated cylinder containing 40.50 ml of water. the volume of the water increased to 41.33 ml. a single coin had a mass of 1.5 grams. what is the identity of the metal used for the coins? density of aluminum (al) = 2.7 g/ml density of copper (cu) = 9.0 g/ml density of silver (ag) = 10.0 g/ml density of zinc (zn) = 7.1 g/ml