Water flow from ___ pressure to ___ pressure.
high, low
low, high
no, high
no, low
Air flows from a region of low pressure to a region of high pressure.
In the equilibrium, 2NO(g)+O2(g)⇔2NO2(g) + Heat formation of NO2 is favoured by
Which of the following represent the suitable conditions for the liquefaction of gases?
(a) low temperature, low pressure (b) high temperature, low pressure
(c) low temperature, high pressure (d) high temperature, high pressure