If you hit the surface of Aluminum with a photon of energy and find that the ejected electron has a wavelength of 7.75 x 10-9 inches , what is the wavelength of the incoming photon?

One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 13.0 mol cesium fluoride with 12.5 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize

Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?