Which sentence correctly describes the position of electrons within an atom? a. electrons exist outside the nucleus in indistinct electron cloudsb. electrons orbit the nucleus in distinct circular paths  c. electrons are attatched to the outside of the nucleus  d. electrons orbit the nucleus in uniform concentric circles

Achemical equilibrium between gaseous reactants and products is shown. n2(g) + 3h2(g) ⇌ 2nh3(g) how will the reaction be affected if the pressure on the system is increased? it will shift toward the reactant side as there is lower pressure on the reactant side. it will shift toward the product side as there is higher pressure on the product side. it will shift toward the reactant side as there are a greater number of moles of gas on the reactant side. it will shift toward the product side as there are a fewer number of moles of gas on the product side.