How many moles are in 2.56 of Hg

Answer: 0.0128 moles

Explanation:

Hg is the chemical symbol for the element, Mercury.

- The molar mass of mercury is 200.6.

- The reacting mass is 2.56g

Recall that the number of moles of any substance = Reacting mass ➗ Molar mass

So, Number of moles = 2.56/200.6

= 0.0128

Thus, there are 0.0128 moles of Mercury (Hg) in 2.56g of mercury