Which of the following set of quantum numbers (ordered n, ℓ, mℓ, ms) are possible for an electron in an atom? check all that apply
a)2, 1, -2, 1/2
b)2, 1, 0, 1/2
c)3, 2, 0, -1/2
d)-2, 1, 0, -1/2
e)2, 4, 1, -1/2
f)2, 1, 0, -1
g)4, 3, 4, -1/2
h)3, 1, 0, -1/2

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas

What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-