Question

remind me why \[P_A = X_A P_T\]
P means pressure and X means mole fraction

this is about total pressure...i think it's called dalton's law?

Answer 1

@mukushla can you help? you said you were a chem engg student after all...

Answer 2

yeah thats for ideal gases

at constant temp and vol\[P_AV=n_A RT\]\[PV=n RT\]divide them\[\frac{P_A}{P}=\frac{n_A}{n}=X_A\]

Answer 3

so it's called dalton's law?

Answer 4

yeah

Answer 5

let me try absorbing this...

Answer 6

http://en.wikipedia.org/wiki/Dalton's_law

Answer 7

i know u hate links but this is short and neat

Answer 8

short..neat...and lots of math

Answer 9

lol