Describe the weather associated with a high presurre system

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

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 grams of sodium chloride are in 250ml of a 2.5m naci solution