Given a 1.50 liters of solution that contains 62.5 grams of magnesium oxide. what is the molarity of that solution?

You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?

Determine the wavelength of the light absorbed when an electron in a hydrogen atom makes a transition from an orbital in the n=3 level to an orbital in the n=7 level.

An atom of which element reacts with an atom of hydrogen to form a bond with the greatest degree of polarity ?