Chemistry, 13.10.2021 04:30 darlene93

The density of solid lead (Pb) at room temperature is 11.35 g/cm3, while the density of liquid lead at its melting point of 327°C is 10.68 g/cm². Why is the density of the liquid lead slightly lower?

A The liquid lead atoms are less likely to move in a given amount of space than the solid lead atoms.

B The liquid lead atoms have a slightly larger atomic radius than the solid lead atoms.

The liquid lead atoms are less closely arranged in a given amount of space than the solid lead atoms.

D

The liquid lead atoms have slightly less kinetic energy than the solid lead atoms.

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The density of solid lead (Pb) at room temperature is 11.35 g/cm3, while the density of liquid lead...

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