Lesson 4.4 : Mole Fraction, PPM, PPB Flashcards
1
Q
● greek symbol for mole fraction
● mole fraction of component i
A
Chi (X)
2
Q
number of moles of component i in the solution
A
ni
3
Q
total number of males of all the components in the solution
A
n total
4
Q
portion out of one million
A
Parts per Million
5
Q
portion out of one billion
A
Parts per Billion
6
Q
What is the formula for Mole Fraction?
A
Xi = ni ÷ n total
7
Q
What is the formula for Parts per Million?
A
ppm = m solute ÷ m solution ×10⁶
8
Q
What is the formula for Parts per Billion?
A
ppb = m solute ÷ m solution ×10⁹
