Question

1. A gas sample used to simulate the atmosphere of an exoplanet contains 7.50 x 10² mg N₂ and 1.25 x 10² mg CH₄. The partial pressure of CH₄ at 300.0 K is 4.5 kPa. What volume does the entire gas sample occupy?
   1. 68.9 L
   2. 0.550 L
   3. 4.32 L
   4. 34.0 L
   5. 0.693 L

Answer 1

mass of N = 7.50x10 mg mass of chy= 1.25x10 mg рола - раиле сtlу : 4-5 края -4.580.00986923 d m C'. Ik pa = 0.00986923 ado] -0.0444115 atom no. of modes of N2 = 7.50x10xios 28. 0125/ud = 0.026773 more no. of moes a Chu= 1.25X10 Xlog - 16.04 8/mile = 0.007793017 mot zal nog will = 10.026 773 +0.00 7793017 use = 0.034566 mol noe fraction of Cty = 0.007793017ude 0.034566 mile = 0.22545 boule

partial preserved chur rubesracting Hyx Toled puedene olul preslave -0.0444115 dny 0.22545 -0.19699 atm from Ideal gas aquitin puan27 Ra Gas constant = 0.0881 Lindn mook pa hal Presure =0.19699 an na zal no f moder: 0.034566ue 70 Temporaline = 300.00 v zgül volume = ? 0.1969 at mx v =0.034566 milx0.0841 Labm 200 m ed to vo0.85136 L 0.1969 = 4.3232 0/4.322 volume of sample = 4.322