Question

Sa se afle presiunea la care se afla un gaz cunoscand ca densitatea=0.3kg/m^3 , Vt=500 m/s, NA= 6.023 .10^26 urgentt

Answer 1

v=√3RT/μ |()²=>v²=3RT/μ=>μ=3RT/v²=3*8,314*T/500²=9,9*10⁻⁵*T

ρ=pμ/RT=>p=RTρ/μ=8,314*T*0,3/9,9*10⁻⁵*T=2,5/9,9*10⁻⁵=0,25*10⁵ Pa=0,25 atm