State yes no whether each of the following orbital diagrams conforms to the rules governing electron configuration if not explain what is wrong with the diagram

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

Consider the reaction: n2(g) + o2(g) ⇄ 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

How many oxygen atoms are there in 3.15 moles of hcl manganese (iv) oxide, mno2