Describe what is happening within the system
when it is at equilibrium in terms of
concentrations, reactions that occur. and reaction
rates

The answer is c) pyrite

The atomic nucleus made up from protons (yellow) and neutrons (blue) and held together by nuclear forces. nuclear forces (also known as nuclear interactions or strong forces) are the forces that act between two or more nucleons. they bind protons and neutrons (“nucleons”) into atomic