Question: Pre-1982 penny stack Post-1982 penny stack Irregularly Shaped Object: Mass: Measurements: h = d = d = V Vy= Calculated Volume: (Show work) Calculated Density:

Pre-1982 penny stack Post-1982 penny stack Irregularly Shaped Object: Mass: Measurements:

Pre-1982 penny stack Post-1982 penny stack Irregularly Shaped Object: Mass: Measurements: h = d = d = V Vy= Calculated Volume: (Show work) Calculated Density: (Show work) 8.96 g/cm (100% copper) 7.2 g/cm' (mostly zinc) Known Density: % Error: (Show work) If your % error is greater than 15% redo

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