Calculate the energy of one photon of yellow light that has a wavelength of 589nm.

When i do this on the calculator i get 5.093378608 E -4 . How is that the same as 5.09 x 10^14 s-1. I am having a hard time with what the anser is on the calculator and the answer in the book.  

Then I get the final answer of 3.37 x 10^-19

the answer to your question is c.

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answer:

the reaction is type of combination reaction.

explanation:

on the product side, there are 2 molecules of bonded to fe   which means one atom of fe are combined two molecules of . so, balanced chemical equation becomes :

this reaction follows the reaction type of combination reaction. a combination reaction is defined as chemical reaction in which reactants combines together to form a single product.