Answer:
A) 216 g/mole
Explanation:
The molar mass of HgO is 216.59g/mol. You can get that by adding the molar mass of Hg to the molar mass of O. So, two moles would be twice the molar mass of 1 mole of HgO. The mass of 2 moles of HgO is 433.18g.
Which would lead up to be answer a) 216 g/mole
