Which substance is a common oxidizing agent

As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit

Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)

Describe the forces both attractive and repulsive that occur as two atoms move closer together.