Which of the following reactions would you predict to have the smallest orientation factor? 1) x2+y2 -> 2xy 2) noci2+no -> 2noci 3)n + o2 -> no2 4) all of these reactions should have nearly identical orientation factors.

When a septic tank backs up a goes in to clean it out

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?