Explain what is the thickness in mm of the sheet formed

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1) What is the thickness in mm of the sheet formed by atoms of lead? The density of lead is 11.35 g/cm3.

A) 0.0910 B) 1.88 × 104 C) 0.273 D) 9.10 E) 2.73


2) What is the mass of a sample containing 1.2 moles of Ni (atomic mass=58.69)?
A) 49 g B) 70. g C) 61 g D) 59 g E) 34 g

3) What is the density (g/cm3) of tin if 4.56 × 10^20 atoms make a cube 2.31 mm on each side?
A) 0.00729 B) 169 C) 0.0142 D) 7.29 E) 3.28

Reference no: EM13535558

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