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Suppose you measured the mass and volume of a piece of material you think is gold....

Suppose you measured the mass and volume of a piece of material you think is gold. You calculate the density to be 18.6 ± 4 g/cm3. The accepted density of gold is 19.3 g/cm3. Calculate the percent error in your measurement. (You are allowed to keep 2 digits in the answer).

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