Why are fossil shells on top of the mountains?

Write a paragraph at least 10 sentences explaining how rocks are used today in society

Give the set of reactants (including an alkyl halide and a nucleophile) that could be used to synthesize the following ether: draw the molecules on the canvas by choosing buttons from the tools (for bonds and charges), atoms, and templates toolbars, including charges where needed. ch3ch2och2ch2chch3 | ch3

From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.