Question

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Determine the volume occupied by 2.0mol of a gas at 20°C if the pressure is 85.0kP

Answer 1

PV=nRT  

P = 85.0 x 10^3 Pa  

T = 273 + 20 = 293 K  

n = 2.0 moles  

R = 8.314 m3. pa / mol .K  

V = 2.0 x 293 x 8.314 / 85.0x10^3 =  0.195623529 m^3