What is formed when two or more atoms join together chemically

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

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

What is dhmo? hint: you find it everywhere something is wet..