[填空题]
If 18.75 mol of heliu0 zdr-vixc rft / f-g o8)da7a65aupf:ori*,u5l oe/b(ez c -wm gas is at 10.0$^{\circ} $C and a gauge pressure of 0.350 atm, (a) calculate the volume of the helium gas under these conditions. $m^3$
(b) Calculate the temperature if the gas is compressed to precisely half the volume at a gauge pressure of 1.00 atm. $^{\circ} $ C