Question

how do you find the "n" variable in p=nrt/v?

Answer 1

p = (nrt/v)
( nrt/v) = p
multiply both sides by v
nrt = pv
divide both sides by rt
n = (pv/rt)

Answer 2

Thanks so much! Guess I should have asked what IS "n"?

Answer 3

n is the number of moles of your gas.