2. A green laser pointer emits light at 554 nm. Calculate the frequency of this light and the energy of a photon of this light.

If 200.0g of copper(ll) sulfate react with an excess of zinc metal, what is the theoretical yield of copper

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?

Identify the lewis base in this balanced equation: fe3+ h2o fe(h2o)63+