What is avogadro’s number? a. the number of atoms in exactly 14.00 g of carbon-12 b. the number of atoms in a kilogram of any substance c. the number of atoms, molecules, ions, formula units, or other particles in a mole of a substance d. the number of atoms, molecules, ions, formula units, or other particles in a gram of a substance

Write skeleton equations for the following reactions c. aluminum(s)+copper(i) chloride(aq) > aluminum chloride(aq)+copper(s)

Draw the lewis structure for the trisulfur s3 molecule. be sure to include all resonance structures that satisfy the octet rule.

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.