mole fraction

13 LETTERS · STARTS WITH M

mole fraction is a valid 13-letter word worth 19 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

M3O1L1E1F4R1A1C3T1I1O1N1

3 + 1 + 1 + 1 + 0 + 4 + 1 + 1 + 3 + 1 + 1 + 1 + 1 =19 PTS

DOUBLE WORD → 38TRIPLE WORD → 57

MEANING

What does mole fraction mean?