Nitrogen electron configuration

What best explains the formula unit for a compound made from fluorine and hydrogen? 1. HF, because fluorine is short of one electron, and hydrogen is in excess of one electron 2.

Which element has the lowest first ionization energy? (F), (Li), (Fr), (Rb) ?

3. explain the theory of continental drift.

A 105g slab of metal is dropped into a cylinder which has 69.9ml of water in it. The water goes up to 83.3ml with the metal slab in it. What is the density?

Convert 2 weeks to seconds

All Organisms the energy to function. Which cell organelle provides this energy? A. Nucleus B. Ribosomes C. Chloroplast D. Vesicle

Where can membrane proteins be located? a. entirely within the membrane b. on the surface of the membrane c. in either position d. The position of membrane proteins has never been determined

1. (a) What are the possible interactions between two charged objects?

You are given a substance that is equally soluble in water and hexane, what is the kd

How might you explain the difference between the pH values of the 0.01 M HCl (pH = 1.1) and the 0.01 M HC2H3O2 (pH = 3.6) ?