1.

What will be the volume of hydrogen when 3 litres of it are cooled from 15°C to -73°C at constant pressure?

Answer»

T1 = 15+273 = 288K , V1 = 3L

T2 = -73 + 273 = 200 K , V2 = ?

V1/T1 = V2 / T2 , V2 

= ( 3 x 200) /288 

= 2.08 L.



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