SOMEONE HELPPP PLEASE !! What is the meaning of the
temperature based on wind-chill
factor?
A. The strong winds force the body heat to stay
inside of a person.
B. The wind speed affects how cold the non-
living objects get.
C. The wind blowing makes the actual air
temperature lower.
D. The air feels colder because the wind removes
body heat faster.

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?

Which is the solubility product expression for caf2(s)?  [ca2+]/[f–]2  [ca2+][f2–]  [ca]+[f]2  [ca2+][f–]2

How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?