How many moles are in 25.0 ml of c2h6o? the density of c2h6o is 0.785 h/ml.
hint: use formula: mass = density x volume. )

What happens to the atomic radius when an elctron is lost

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

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?