Question

The density of gold at room temperature is 19.3 g/cm3, and the density of gold at its melting point is 17.31 g/cm3. What does this information indicate about the differences between solid gold and liquid gold?

When solid gold melts, some of its particles evaporate.

The particles in solid gold have more mass than those in liquid gold.

The particles in solid gold have more energy than those in liquid gold.

When solid gold melts, its particles move farther apart.

Answer 1

Option D

Answer 2

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