[填空题]
A storage tank at STP5wt /jnk xv0 iipy;7c9 co-h o,/k+ *hbjc g,.mqgas,m tsntains 18.5 kg of nitrogen ($N_2$)
(a) What is the volume of the tank? $\approx$ $m^3$(“Round to one decimal places)
(b) What is the pressure if an additional 15.0 kg of nitrogen is added without changing the temperature? $ \times10^{5 }$Pa atm