Suppose you had a mixture of iron pellets, pebbles, and small wood spheres, all of which were about the same size. how would you seperate the mixture

What’s a special glass that most beakers are made of

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?

Avariable that is not being directly tested during an experiment should be