Give appropriate answers for the following questions. What are isotopes? Explain their symbolic designation using the isotopes of hydrogen

How will the emission of an alpha particle affect the atomic number of an atom

What is the percent by mass of oxygen in fe2o3

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