a 17.92 g sample of copper was submerged in water, and the volume reading rose by 2.00 mL. what is the density of the copper sample?
Solution:
Density = Mass / Volume = g / cm3
Since the volume of water rose by 2.00 mL, then the volume of copper is 2.00 mL.
Convert mL to cm3:
1 mL = 1 cm3
Hence,
(2.00 mL) × (1 cm3 / 1 mL) = 2.00 cm3
Density = (17.92 g) / (2.00 cm3) = 8.96 g/cm3
Density = 8.96 g/cm3
Answer: The density of the copper sample is 8.96 g/cm3.
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