Question

define mole fraction​

Answer 1

Answer:

please mark in brainlist.

Answer 2

Answer:

Mole fraction is a unit of concentration, defined to be equal to the number of moles of a component divided by the total number of moles of a solution. Because it is a ratio, mole fraction is a unitless expression. The mole fraction of all components of a solution, when added together, will equal 1.

Explanation:

Hope it helps u

Please mark as Brainliest