I attest that I am the same person as depicted in my official RIT photo.

How many valence electrons does Tin have?

What is the dominant intermolecular force in a pure sample of NF3?

Calculate the frequency of a photon that has a wavelength of 210 nm. For any large numbers/scientific notation use E-notation (i.e. 1500 = 1.5e3)

750. mg of C3H8(g) is combusted in the presence of 2.17 g of oxygen gas (O2(g)) producing CO2(g) and H2O(g). (Manually graded)   What is the limiting reactant? [lr]   How many grams of CO2 can theoretically be produced by this reaction? [m]   What was the percent yield of CO2 from this reaction if only 985 mg of CO2 was successfully recovered? [py]

All of the following describe EPR effect EXCEPT: 

Macromolecules (e.g., protein drugs) can be delivered to the brain with the receptor-mediated transcytosis pathway.

Which of the following drugs is more likely to cross the BBB? (2 pts)

Strategies to improve anterior eye segment drug bioavailability include (Select ALL that apply):

h23