What is the volume of a sugar crystal measuring 3.12 x 10-3 m by 1.1 x 10-2 m by 5.6 x 10-4 m? (Remember that exponents are added)

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm