The Density of Quartz Is 165 Lb/ft³

question 33

Multiple Choice

The density of quartz is 165 lb/ft³. A clear crystal with a mass of 26.5 g is found to displace 10.0 cm³ of water. The crystal has a density __________

• A) of 165 lb/ft³ and therefore is most likely quartz.
• B) of 2.65 g/cm³ and therefore is not quartz.
• C) of 170 lb/ft³ and might be quartz. Better measurements are needed for a definitive test.
• D) of 1.7  10² lb/ft³. Better measurements are needed for a definitive test.
• E) very different from that of quartz.

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