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Multiple Choice
Which of the following substances has the highest density at room temperature?
A
Ethanol
B
Mercury
C
Water
D
Air
Verified step by step guidance
1
Understand that density is defined as mass per unit volume, typically expressed in grams per cubic centimeter (g/cm³).
Recall the typical densities of the substances at room temperature: Ethanol (~0.789 g/cm³), Water (~1.00 g/cm³), Mercury (~13.6 g/cm³), and Air (~0.0012 g/cm³).
Compare the densities of the given substances: Ethanol, Water, Mercury, and Air.
Identify that Mercury has a significantly higher density compared to the other substances listed.
Conclude that Mercury, with a density of approximately 13.6 g/cm³, is the substance with the highest density at room temperature among the options provided.