@X@user.full_name@X@ @GMU: A flexible container was filled with 0.1106 mol of N2O4 at a volume of 12.79 L. How many moles of this gas would there be if the volume increased to 27.44 L? Assume pressure is constant.

@X@user.full_name@X@ @GMU: An unknown gas effused through a porous membrane 1.305 times slower than HCN. What is the molecular mass of the unknown gas?

@X@user.full_name@X@ @GMU: A gas mixture contained 55.30% by weight N2 and 44.70% SO2. What was the mole fraction of N2?

@X@user.full_name@X@ @GMU: What is the longest wavelength in the Balmer series (nf = 2)? Remember the Rydberg constant is 1.097×10-2 nm-1

@X@user.full_name@X@ @GMU: A gas mixture contained 47.87% by weight O2 and 52.13% CH4. What was the mole fraction of O2?

@X@user.full_name@X@ @GMU: A flexible container was filled with 0.1015 mol of H2 at a volume of 12.77 L. How many liters of this gas would there be if the number of moles increased to 0.2031 mol? Assume pressure is constant.

Doctors can perform a procedure called gram staining to identify whether a bacteria is gram-positive or gram-negative.

Which of the following is NOT one of the reasons that the unemployment rate understates the true problem of joblessness in the economy.

The existence of imports and/or taxes leads the AE line to become ____, and the spending multiplier to be ____. 

Which of the following would NOT reduce the size of a recessionary gap?