It depends on the Chemical the Substance has. The more Chemicals, the better the Substance gets when its mixed with another.
The mass of the liquid is 280 g.
Mass = 200 mL × (1.4 g/1 mL) = 280 g
1 mole Hg --------------- 6.02x10²³ atoms
?? moles Hg ------------ 1.30x10⁷ atoms
(1.30x10⁷) x 1 / 6.02x10²³ => 2.159x10⁻¹⁷ moles
A. 1/2
Explanation- There is a 5/10 chance of choosing on of the numbers which simplifies to 1/2