Will a reaction occur when Cu(s) is mixed with a solution of FeSO4? If so, write the formulas of the products (omit states of matter). If not, write NR.​

Element before carbon on the periodic table

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.

What are the two major rules associated with polarity