(2) The mass of a copper coin is 3.2 g . Suppose it was a pure copper. How many moles of Cu atoms would the coin contain , given a molar mass of Cu of 63.54 g mol ^-1 Chapter name -- Mole concept, Stoichiometry and behavior of Gases Thank you Share with your friends Share 0 Shivani Thakur answered this 0 View Full Answer