A big difference is that for the Greeks philosophy was almost a fresh start. For us, doing philosophy cannot avoid taking into consideration what the great thinkers of the past have thought (or how they have thought).
I'm not to sure but try soy
Answer : The ratio of
to
is, 
Solution : Given,

= 0.21 atm
The given equilibrium reaction is,

The expression of
will be,

Now put all the given values in this expression, we get:



Therefore, the ratio of
to
is, 