Question

помогите плизззз ((((((

Answer 1

1) U=(3/2)*(m/M)*R*T
T=2*U*M/(3*m*R)=2*31*10^3*0.04/(3*0.4*8.31)=249 K
===
2) Б
3) n=(Q-7Q/8)/Q=1/8=0.125  (12.5%)
4)A=(m/M)*R*ΔT=(0.012/0.002)*8.31*60=3000 Дж
===============