Which of these is part of the cryosphere? a. pools of magma deep within the earth b. ice formed on the rim of a pond in winter
c. air at the outermost level, extending into outer space
d. bacteria living in sunless depths at the bottom of the sea

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?