Precision of Calculated Results
DATA
mass of coins: 11.8792 g
volume of water: 7.01 mL
volume of water + coins: 7.64 mL
CALCULATIONS
volume of coins 0.63 mL
density of coins: 18.855873 g/mL
density of gold: 19.3 g/mL
CONCLUSIONS
...the coins aren’t pure gold
?
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