Write the molecular formula for the compound that exhibits a molecular iron at m+ =84.0910. assume that c, h,n and o might be present, and use the exact masses below .
exact mass of carbon =12.000
exact mass of hydrogen =1.0078
exact mass of nitrogen =14.003
exact mass of oxygen =15.995

The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.