Ozone forms from oxygen in the upper atmosphere when it's bombarded by radiation. Which balanced equation illustrates this reaction? a.) O2 = O3
b.) 2O2 =O3
c.) 2O2 = 2O3
d.) 3O2 = 2O3

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?

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11

According to the diagram, what sources contribute to the phosphorus found in soil? according to the diagram, phosphorus found in soil contributes phosphorus to what other sources?