Aluminum reacts with chlorine gas according to the following equation shown below. how many moles of cl2 are required to react with 0.032 mol of al?

2 al(s) + 3 cl2(g) → 2 alcl3(s)

If you chip a tooth, most likely you will go to the dentist to have the missing material filled in. currently the material used to fill in teeth is a polymer that is flexible when put in, yet is hardened to the strength of a tooth after irradiation with blue light at a wavelength of 461 nm. what is the energy in joules for a photon of light at this wavelength?

Calculate the molarity of each of the following solutions. part a) 0.12 mol of lino3 in 5.5 l of solution part b) 60.7 g c2h6o in 2.48 l of solution part c) 14.2 mg ki in 100 ml of solution

What is the percentage of hydrogen in nitrogen trihydride