A Certain Compound with a Molar Mass of 120

question 8

Multiple Choice

A certain compound with a molar mass of 120.0 g/mol crystallizes with the sodium chloride (rock salt) structure. The length of an edge of the unit cell is 461 pm. What is the density of this compound?

• A) 2.03 g/cm³
• B) 1.73 g/cm³
• C) 4.90 g/cm³
• D) 8.14 g/cm³
• E) 1.22 g/cm³

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