How many atoms of mercury are present in

3.2 cubic centimeters of liquid mercury?
The density of mercury is 13.55 g/cc.

2 answers

mass Hg = volume x density.
Substitute and solve for mass Hg.

Convert mass Hg in grams to moles. moles = grams/molar mass.

Remember 1 mole of Hg contains 6.022E23 atoms Hg..
0.3645564