The dimensions of a copper box are 10 cm x 7 cm x 5 cm. If the density of copper is 1.11 g/cm3 , find the mass of the box.
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Answer:
Explanation:
Density ρ=M/V=5.74/1.2=4.78333g/cm
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As voulme has least two significant figures so the answer must be expressed in two singnificant figures.
Thus density will be 4.8g/cm
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